[no-ticket] Sync .cursor with suite root

Bring this repo's .cursor/ in line with the suite monorepo root .cursor/
so rules, skills, and autodev artifacts stay consistent across
submodules and sibling repos.

Co-authored-by: Cursor <cursoragent@cursor.com>

.cursor/rules/coderule.mdc

@@ -39,6 +39,7 @@ alwaysApply: true
 - When you think you are done with changes, run the full test suite. Every failure in tests that cover code you modified or that depend on code you modified is a **blocking gate**. For pre-existing failures in unrelated areas, report them to the user but do not block on them. Never silently ignore or skip a failure without reporting it. On any blocking failure, stop and ask the user to choose one of:
   - **Investigate and fix** the failing test or source code
   - **Remove the test** if it is obsolete or no longer relevant
+- **Iterative-skill exception**: when an iterative loop skill is active (e.g. autodev / `implement/SKILL.md` batch loop, `refactor/SKILL.md` batch loop), the skill governs full-suite cadence — typically focused tests per task/batch and a single full-suite gate at the very end of the implementation phase, NOT after each batch. "Done with changes" means done with the entire implementation phase the skill is running, not done with one batch. Do not run the full suite per batch unless the skill explicitly says to.
 - Do not rename any databases or tables or table columns without confirmation. Avoid such renaming if possible.
 
 - Make sure we don't commit binaries, create and keep .gitignore up to date and delete binaries after you are done with the task

.cursor/rules/large-file-writes.mdc

@@ -0,0 +1,41 @@
+---
+description: "Use chunked writes (Write + StrReplace marker pattern) for large generated files, especially after a monolithic Write fails"
+alwaysApply: true
+---
+# Large File Writes — Chunk on Failure
+
+When a `Write` call to a single file fails (timeout, payload limit, "Invalid arguments", or any tool error) and the intended content is large (>~500 lines or >~50 KB), do NOT retry the same monolithic Write. Switch to chunked writes:
+
+1. **First Write** — create the file with header + table of contents (if applicable) + an explicit append marker, e.g.
+
+   ```
+   <!-- INSERTION_POINT do-not-remove-until-final-chunk -->
+   ```
+
+2. **Each subsequent chunk** — use `StrReplace` to replace the marker with `<new content>\n<marker>` so the marker stays at the end. This is idempotent: if a chunk fails, retry it without losing earlier chunks.
+
+3. **Final chunk** — `StrReplace` removes the marker.
+
+## Why
+
+- Tool argument size limits and transient failures hit large monolithic writes hardest. Retrying the same large payload typically fails for the same reason.
+- Chunked writes are recoverable per chunk. The earlier chunks are durable on disk.
+- A unique marker is greppable, visible in diffs, and stops accidental insertion in the wrong place.
+
+## Triggers
+
+- Generated documentation that aggregates per-component content (epics, design docs, multi-section architecture summaries, traceability dumps).
+- Large fixture or test-data files written from a template.
+- Any single-file artifact you can pre-estimate at >~500 lines.
+
+## Do NOT chunk
+
+- Files under ~200 lines — a single `Write` is faster, clearer, and easier to review.
+- Source code files where appending breaks module structure (functions, classes, imports). Split into multiple files instead.
+- Files where ordering of sections is computed late and inserting in the middle is required — use a single `Write` once the full content is known.
+
+## Anti-patterns
+
+- Retrying the same failed monolithic `Write` more than once. Twice is the limit; on the second failure, switch strategies.
+- Using `Shell` with heredoc (`cat <<EOF`) or `echo >>` to append — these bypass the editor diff view and break the StrReplace contract for the next chunk.
+- Embedding the marker so deep inside structured content that a chunk's `StrReplace` becomes ambiguous. Place the marker on its own line at the very end of the file.

.cursor/rules/tracker.mdc

@@ -14,11 +14,14 @@ alwaysApply: true
 - Issue types: Epic, Story, Task, Bug, Subtask
 
 ## Tracker Availability Gate
-- If Jira MCP returns **Unauthorized**, **errored**, **connection refused**, or any non-success response: **STOP** tracker operations and notify the user via the Choose A/B/C/D format documented in `.cursor/skills/autodev/protocols.md`.
+- If Jira MCP returns **Unauthorized**, **errored**, **connection refused**, **timeout**, a non-2xx status code, an empty body, or any response shape that does not clearly confirm the requested change: **STOP IMMEDIATELY** — no automatic retry, no silent continuation. Surface the full raw error/response to the user verbatim and notify via the Choose A/B/C/D format documented in `.cursor/skills/autodev/protocols.md`.
+- A minimal `{"success": true}` body with no echoed issue state is NOT a confirmed transition. When a transition's success matters (status moves, ticket creation, blocking link), follow it with a read-back call (`getJiraIssue` or equivalent) and confirm the new state matches what you asked for. If the read-back disagrees → STOP and ASK.
+- Do NOT loop "retry up to N times before asking". One call, one verification. On failure, the user decides whether to retry.
 - The user may choose to:
-  - **Retry authentication** — preferred; the tracker remains the source of truth.
+  - **Retry the same operation** — once, after the user authorizes it. If it fails again, surface both responses.
+  - **Retry authentication** — preferred when the failure looks like an auth/credentials problem; the tracker remains the source of truth.
   - **Continue in `tracker: local` mode** — only when the user explicitly accepts this option. In that mode all tasks keep numeric prefixes and a `Tracker: pending` marker is written into each task header. The state file records `tracker: local`. The mode is NOT silent — the user has been asked and has acknowledged the trade-off.
-- Do NOT auto-fall-back to `tracker: local` without a user decision. Do not pretend a write succeeded. If the user is unreachable (e.g., non-interactive run), stop and wait.
+- Do NOT auto-fall-back to `tracker: local` without a user decision. Do not pretend a write succeeded. Do not paper over an opaque response by moving on. If the user is unreachable (e.g., non-interactive run), stop and wait.
 - When the tracker becomes available again, any `Tracker: pending` tasks should be synced — this is done at the start of the next `/autodev` invocation via the Leftovers Mechanism below.
 
 ## Leftovers Mechanism (non-user-input blockers only)

.cursor/skills/autodev/SKILL.md

@@ -67,8 +67,9 @@ B3. Read state              — `_docs/_autodev_state.md` (if it exists).
 B4. Read File Index         — `state.md`, `protocols.md`, and the active flow file.
 
 ### Resolve (once per invocation, after Bootstrap)
-R1. Reconcile state         — verify state file against `_docs/` contents; on disagreement, trust the folders
-                               and update the state file (rules: `state.md` → "State File Rules" #4).
+R1. Reconcile state         — verify state file against `_docs/` contents; probe `<workspace-root>/../docs`
+                               (parent suite `docs/` — see `state.md` → "State File Rules" #4); on disagreement,
+                               trust the folders and update the state file (rules: `state.md` → "State File Rules" #4).
                                After this step, `state.step` / `state.status` are authoritative.
 R2. Resolve flow            — see §Flow Resolution above.
 R3. Resolve current step    — when a state file exists, `state.step` drives detection.

.cursor/skills/autodev/flows/meta-repo.md

@@ -5,7 +5,8 @@ Workflow for **meta-repositories** — repos that aggregate multiple components
 This flow differs fundamentally from `greenfield` and `existing-code`:
 
 - **No problem/research/plan phases** — meta-repos don't build features, they coordinate existing ones
-- **No test spec / implement / run tests** — the meta-repo has no code to test
+- **No test spec / run tests** — the meta-repo has no code to test
+- **`implement` is scoped to suite-level work only** — cross-repo concerns, repo/folder renames, suite-root infra additions (e.g., `.gitmodules`, `_infra/`, suite `e2e/`). Per-component implementation lives in each component's own workspace `/autodev` cycle. The meta-repo's implement step (Step 3.5) executes only when `_docs/tasks/todo/` is non-empty AND the user explicitly opts in; placement is **before** the sync skills so subsequent Doc/E2E/CICD sync propagates the post-implementation state.
 - **No `_docs/00_problem/` artifacts** — documentation target is `_docs/*.md` unified docs, not per-feature `_docs/NN_feature/` folders
 - **Primary artifact is `_docs/_repo-config.yaml`** — generated by `monorepo-discover`, read by every other step
 
@@ -17,6 +18,7 @@ This flow differs fundamentally from `greenfield` and `existing-code`:
 | 2 | Config Review | (human checkpoint, no sub-skill) | — |
 | 2.5 | Glossary & Architecture Vision | (inline, no sub-skill) | Steps 1–5 |
 | 3 | Status | monorepo-status/SKILL.md | Sections 1–5 |
+| 3.5 | Suite Implement | implement/SKILL.md (suite-level invocation context) | Steps 1–14 + 16 (Step 14.5 + Step 15 skipped); conditional on `_docs/tasks/todo/` non-empty AND user opt-in |
 | 4 | Document Sync | monorepo-document/SKILL.md | Phase 1–7 (conditional on doc drift) |
 | 4.5 | Integration Test Sync | monorepo-e2e/SKILL.md | Phase 1–6 (conditional on suite-e2e drift; skipped if `suite_e2e:` block absent in config) |
 | 5 | CICD Sync | monorepo-cicd/SKILL.md | Phase 1–7 (conditional on CI drift) |
@@ -184,11 +186,16 @@ The status report identifies:
 - Registry/config mismatches
 - Unresolved questions
 
-Based on the report, auto-chain branches:
+Based on the report, auto-chain branches in this evaluation order (first match wins):
 
-- If **doc drift** found → auto-chain to **Step 4 (Document Sync)**
-- Else if **CI drift** (only) found → auto-chain to **Step 5 (CICD Sync)**
-- Else if **registry mismatch** found (new components not in config) → present Choose format:
+1. **Registry mismatch** (new components not in config, or config component not in registry) → present the Choose format below FIRST. After the user resolves it (A: refresh discover, B: onboard, C: continue with mismatch acknowledged), proceed to the next rule. This rule has priority because a stale config would mislead Step 3.5's ownership-envelope synthesis and any sync skill's component scope.
+2. **Pre-routing gate (Step 3.5 detection)** — check `_docs/tasks/todo/` for suite-level task files (`*.md` excluding files starting with `_`). If ≥1 task is present, auto-chain to **Step 3.5 (Suite Implement)**. After Step 3.5 returns (regardless of A/B outcome), the post-implement re-status applies rules 3–6 below to the post-implementation state.
+3. If **doc drift** found → auto-chain to **Step 4 (Document Sync)**
+4. Else if **CI drift** (only) found → auto-chain to **Step 5 (CICD Sync)**
+5. Else if **suite-e2e drift** (only) found → auto-chain to **Step 4.5 (Integration Test Sync)** (only when `suite_e2e:` block exists in config)
+6. Else → **workflow done for this cycle**.
+
+**Registry mismatch Choose format** (rule 1):
 
 ```
 ══════════════════════════════════════
@@ -205,7 +212,134 @@ Based on the report, auto-chain branches:
 ══════════════════════════════════════
 ```
 
-- Else → **workflow done for this cycle**. Report "No drift. Meta-repo is in sync." Loop waits for next invocation.
+When rule 6 fires (no drift, no todo tasks), report "No drift. Meta-repo is in sync." and end the cycle. Loop waits for next invocation.
+
+---
+
+**Step 3.5 — Suite Implement**
+
+Condition (folder fallback): `_docs/tasks/todo/` exists AND contains ≥1 file matching `*.md` excluding files starting with `_` (e.g., `_dependencies_table.md` is excluded by convention).
+
+State-driven: reached by auto-chain from Step 3 when the pre-routing gate detected todo tasks. Inserted **before** the sync skills (Step 4 / 4.5 / 5) by deliberate design: implementing renames + cross-repo edits first means the subsequent sync skills propagate the actual landed state rather than the pre-change state, avoiding a second cycle to fix downstream drift.
+
+**Skip condition**: `_docs/tasks/todo/` is empty, missing, or contains only `_*` files. In that case Step 3.5 is skipped entirely and the cycle proceeds with Step 3's existing drift-based routing.
+
+**Goal**: Execute suite-level implementation tasks — cross-repo concerns (e.g., `autopilot` + `ui` + suite `e2e/` cutover in a coordinated change-set), folder renames (e.g., `git mv flights missions` + `.gitmodules` edit + `_infra/` path refs), and suite-root infrastructure additions (e.g., `_infra/dev/docker-compose.dev.yml`). Per-component implementation work stays in each component's own workspace `/autodev` cycle.
+
+**Why this exists**: the meta-repo's existing sync skills (`monorepo-document`, `monorepo-cicd`, `monorepo-e2e`) only **propagate** changes that already landed. They cannot **execute** a task spec. Without Step 3.5, suite-level tickets like AZ-543 (B4 repo rename) or AZ-506 (new dev compose) have no flow path forward — they require operator action outside autodev.
+
+**Inputs**:
+
+- `_docs/tasks/todo/*.md` (excluding `_*`) — task specs in the existing format (`Task` / `Component` / `Dependencies` / `Acceptance criteria` headers)
+- `_docs/_repo-config.yaml` — `components[].path` list, used to compute the suite-level OWNED envelope (workspace root EXCLUDING any path under a component's folder)
+- `_docs/tasks/_dependencies_table.md` — synthesized by this step if missing (see Procedure)
+- `_docs/tasks/_suite_module_layout.md` — synthesized by this step if missing (see Procedure)
+
+**Procedure**:
+
+1. **Detection (already done by Step 3 pre-routing gate)**. List task files in `_docs/tasks/todo/` (excluding `_*`). If 0 → skip Step 3.5. If ≥1 → continue.
+
+2. **Present Choose**:
+
+   ```
+   ══════════════════════════════════════
+    DECISION REQUIRED: <N> suite-level task(s) in _docs/tasks/todo/
+   ══════════════════════════════════════
+    Task(s) detected:
+      - AZ-XXX: <title>           (deps: <list or "—">)
+      - AZ-YYY: <title>           (deps: <list or "—">)
+      ...
+
+    A) Run implement skill on these task(s) now (then continue to Doc / E2E / CICD sync)
+    B) Skip implement this cycle — continue to Doc / E2E / CICD sync without executing tasks
+    C) Pause — review the tasks before deciding (end session, no state changes)
+   ══════════════════════════════════════
+    Recommendation: A — running implement BEFORE syncs means subsequent
+                    sync skills propagate the post-implementation state.
+                    B is appropriate when tasks are blocked on user input
+                    or external coordination. C when the tasks themselves
+                    need owner clarification before execution.
+   ══════════════════════════════════════
+   ```
+
+3. **On user A — Pre-flight**:
+
+   a. **Working tree clean check**. Run `git status --porcelain`. If non-empty, surface to the user with a Choose A/B/C identical to the implement skill's prerequisite gate (commit/stash manually; agent commits as `chore: WIP pre-implement`; abort).
+
+   b. **Synthesize `_docs/tasks/_dependencies_table.md`** if missing. Parse each in-scope task's `Dependencies:` field. Write a minimal table of the form:
+
+      ```markdown
+      # Suite-Level Task Dependencies
+
+      | Task ID | Depends on | Notes |
+      |---------|------------|-------|
+      | AZ-XXX  | (none)     | — |
+      | AZ-YYY  | AZ-XXX     | — |
+      ```
+
+      If a task lists a dependency that is neither in `todo/` nor `done/`, log a warning in the synthesized file but do not block — implement skill's Step 1 (Parse) will surface the issue if it actually blocks execution.
+
+   c. **Synthesize `_docs/tasks/_suite_module_layout.md`** if missing. Default content:
+
+      ```markdown
+      # Suite-Level Module Layout (synthetic)
+
+      Generated by autodev meta-repo Step 3.5. The suite root has no per-feature decomposition; ownership is defined at the component-boundary level only.
+
+      ## Per-Component Mapping
+
+      | Component | Owns                             | Imports from |
+      |-----------|----------------------------------|--------------|
+      | suite     | (workspace root) excluding any path listed under `_repo-config.yaml.components[].path` | (read-only) every component's primary doc + `_docs/*.md` |
+
+      Suite-level tasks operate on: `.gitmodules`, `_infra/**`, `_docs/**` (excluding `_docs/tasks/_*` regenerated files), root `README.md`, `e2e/**` (suite e2e harness only).
+
+      Forbidden paths for suite-level tasks: `<component>/**` for every component listed in `_repo-config.yaml.components[].path` — those edits live in the component's own workspace `/autodev` cycle.
+      ```
+
+   d. **Prepare invocation context**:
+
+      ```
+      suite_level: true
+      TASKS_DIR: _docs/tasks/
+      module_layout_path: _docs/tasks/_suite_module_layout.md
+      ```
+
+4. **Invoke implement skill**. Read and execute `.cursor/skills/implement/SKILL.md` with the prepared context. The skill's "Suite-level invocation context" subsection (added in tandem with this flow change) honors the three flags above and skips:
+
+   - Step 14.5 (cumulative code review) — no `architecture_compliance_baseline.md` exists at the suite level; cross-task drift is captured by the next `monorepo-status` cycle instead.
+   - Step 15 (Product Implementation Completeness Gate) — the gate's inputs (`_docs/02_document/architecture.md`, `system-flows.md`, `components/*/description.md`) do not exist in the meta-repo artifact layout. Suite tasks are infrastructure / coordination work, not feature implementation.
+
+   All other implement skill steps (1–14, 16) execute unchanged. Tracker integration (Step 5: In Progress, Step 12: In Testing) runs normally.
+
+5. **Post-implement re-status**. After the implement skill completes (last batch committed, all originally-todo tasks moved to `_docs/tasks/done/`), silently re-run Step 3's drift detection logic — do NOT re-render the full Status report; just re-evaluate the drift signals against the post-implementation tree. Then auto-chain per the post-implementation drift findings:
+
+   - Doc drift → Step 4 (Document Sync)
+   - Suite-e2e drift only → Step 4.5
+   - CI drift only → Step 5
+   - No drift → cycle complete
+
+   Note: the post-implement re-status is exactly why Step 3.5 is placed before sync. A repo rename will typically introduce doc + CI drift; the next invocation of Step 4 / Step 5 catches it on the same cycle.
+
+6. **On user B (skip)** → mark Step 3.5 `skipped` in state file. Apply Step 3's original drift-based routing (compute from the pre-Step-3.5 Status report).
+
+7. **On user C (pause)** → end session. Update state to `step: 3.5, status: in_progress, sub_step: {phase: 0, name: awaiting-task-review, detail: "<N> tasks pending review"}`. Tell the user to invoke `/autodev` again after deciding. **Do NOT modify any files** — pre-flight has not run yet.
+
+**Self-verification** (executed before invoking implement):
+
+- [ ] Working tree is clean (or user explicitly chose B in the WIP-stash sub-Choose)
+- [ ] `_docs/tasks/_dependencies_table.md` exists (synthesized if it didn't)
+- [ ] `_docs/tasks/_suite_module_layout.md` exists (synthesized if it didn't)
+- [ ] All in-scope task files have a `Component:` field (skip + report any that don't — don't guess ownership)
+- [ ] Tracker availability gate satisfied per `protocols.md` (or `tracker: local` previously chosen)
+
+**Failure handling**:
+
+- If implement returns FAILED → standard Failure Handling (`protocols.md`): retry up to 3 times, then escalate.
+- If implement is interrupted mid-batch → next invocation re-detects via the implement skill's resumability protocol (read latest `_docs/03_implementation/suite_batch_*.md`). Step 3.5 itself is reentrant: on re-entry, if `todo/` still has tasks, it presents the Choose again with the remaining set.
+- **Half-applied state risk** (acknowledged): if implement is interrupted between commits, the working tree is clean at the last commit boundary but the in-flight batch is lost. The user is responsible for inspecting and re-invoking. This is intentional — automated rollback of suite-level renames + `.gitmodules` edits is more dangerous than a human-driven recovery.
+
+**Idempotency**: if `_docs/tasks/todo/` becomes empty after this step (all tasks moved to `done/`), the next `/autodev` invocation skips Step 3.5 entirely and proceeds with normal Status → sync flow.
 
 ---
 
@@ -287,11 +421,16 @@ After onboarding completes, the config is updated. Auto-chain back to **Step 3 (
 | Config Review (2, user picked A, confirmed_by_user: true) | Auto-chain → Glossary & Architecture Vision (2.5) |
 | Config Review (2, user picked B) | **Session boundary** — end session, await re-invocation |
 | Glossary & Architecture Vision (2.5) | Auto-chain → Status (3) |
-| Status (3, doc drift) | Auto-chain → Document Sync (4) |
-| Status (3, suite-e2e drift only) | Auto-chain → Integration Test Sync (4.5) |
-| Status (3, CI drift only) | Auto-chain → CICD Sync (5) |
-| Status (3, no drift) | **Cycle complete** — end session, await re-invocation |
+| Status (3, todo tasks present) | Auto-chain → Suite Implement (3.5) — pre-routing gate fires before drift-based routing |
+| Status (3, no todo tasks, doc drift) | Auto-chain → Document Sync (4) |
+| Status (3, no todo tasks, suite-e2e drift only) | Auto-chain → Integration Test Sync (4.5) |
+| Status (3, no todo tasks, CI drift only) | Auto-chain → CICD Sync (5) |
+| Status (3, no todo tasks, no drift) | **Cycle complete** — end session, await re-invocation |
 | Status (3, registry mismatch) | Ask user (A: discover, B: onboard, C: continue) |
+| Suite Implement (3.5, user picked A, success) | Silent re-status; auto-chain per post-implementation drift (Step 4 / 4.5 / 5 / cycle complete) |
+| Suite Implement (3.5, user picked B) | Mark `skipped`; auto-chain per Step 3's original drift findings |
+| Suite Implement (3.5, user picked C) | **Session boundary** — end session, await re-invocation |
+| Suite Implement (3.5, FAILED ×3) | Standard Failure Handling escalation (`protocols.md`) |
 | Document Sync (4) + suite-e2e drift pending | Auto-chain → Integration Test Sync (4.5) |
 | Document Sync (4) + CI drift only pending | Auto-chain → CICD Sync (5) |
 | Document Sync (4) + no further drift | **Cycle complete** |
@@ -317,11 +456,12 @@ Flow-specific slot values:
 | 2 | Config Review                      | `IN PROGRESS (awaiting human)` |
 | 2.5 | Glossary & Architecture Vision   | `SKIPPED (already captured)` |
 | 3 | Status                             | `DONE (no drift)`, `DONE (N drifts)` |
+| 3.5 | Suite Implement                  | `DONE (N tasks)`, `SKIPPED (no todo tasks)`, `SKIPPED (user picked B)`, `IN PROGRESS (batch M of ~N)`, `IN PROGRESS (awaiting-task-review)` |
 | 4 | Document Sync                      | `DONE (N docs)`, `SKIPPED (no doc drift)` |
 | 4.5 | Integration Test Sync            | `DONE (N files)`, `SKIPPED (no suite-e2e drift)`, `SKIPPED (no suite_e2e config block)` |
 | 5 | CICD Sync                          | `DONE (N files)`, `SKIPPED (no CI drift)` |
 
-All rows accept the shared state tokens (`DONE`, `IN PROGRESS`, `NOT STARTED`, `FAILED (retry N/3)`); rows 2.5, 4, 4.5, and 5 additionally accept `SKIPPED`.
+All rows accept the shared state tokens (`DONE`, `IN PROGRESS`, `NOT STARTED`, `FAILED (retry N/3)`); rows 2.5, 3.5, 4, 4.5, and 5 additionally accept `SKIPPED`.
 
 Row rendering format:
 
@@ -330,6 +470,7 @@ Row rendering format:
  Step 2     Config Review                     [<state token>]
  Step 2.5   Glossary & Architecture Vision    [<state token>]
  Step 3     Status                            [<state token>]
+ Step 3.5   Suite Implement                   [<state token>]
  Step 4     Document Sync                     [<state token>]
  Step 4.5   Integration Test Sync             [<state token>]
  Step 5     CICD Sync                         [<state token>]
@@ -337,8 +478,12 @@ Row rendering format:
 
 ## Notes for the meta-repo flow
 
-- **No session boundary except Step 2 and Step 2.5**: unlike existing-code flow (which has boundaries around decompose), meta-repo flow only pauses at config review and the one-shot glossary/vision capture. Once both are confirmed, syncing is fast enough to complete in one session and Step 2.5 idempotently no-ops on every subsequent invocation.
+- **Session boundaries**: Step 2 (Config Review pending), Step 2.5 (one-shot glossary/vision review), and Step 3.5 (when user picks C "Pause"). Step 3.5's A/B picks do NOT cross a session boundary — they auto-chain to syncs in the same session.
 - **Cyclical, not terminal**: no "done forever" state. Each invocation completes a drift cycle; next invocation starts fresh.
-- **No tracker integration**: this flow does NOT create Jira/ADO tickets. Maintenance is not a feature — if a feature-level ticket spans the meta-repo's concerns, it lives in the per-component workspace.
+- **Tracker integration scope**: this flow does NOT create Jira/ADO tickets in its sync skills (Status / Document Sync / E2E / CICD). Step 3.5 (Suite Implement) IS tracker-integrated — it transitions existing tickets In Progress → In Testing per the implement skill's standard tracker handling. Suite-level tickets are authored manually by the operator (typically as children of an Epic that spans multiple components, like AZ-539); the flow doesn't auto-create them.
+- **Per-component vs. suite-level work**:
+  - Tickets that touch component source code (`<component>/src/**`) belong in that component's own workspace `/autodev` cycle. The meta-repo flow does NOT execute them.
+  - Tickets that touch suite-root paths only (`.gitmodules`, `_infra/**`, suite `e2e/**`, root `README.md`, suite `_docs/**` outside `tasks/_*`) are eligible for Step 3.5.
+  - Tickets that span both (e.g., AZ-550 B11 consumer cutover, which touches `autopilot/`, `ui/`, AND suite `e2e/`) are NOT executable from a single workspace by design — split the ticket so the suite-level slice can run in Step 3.5 and the component slices run in their owning workspaces.
 - **Onboarding is opt-in**: never auto-onboarded. User must explicitly request.
 - **Failure handling**: uses the same retry/escalation protocol as other flows (see `protocols.md`).

.cursor/skills/autodev/protocols.md

@@ -114,6 +114,7 @@ Before entering a step from this table for the first time in a session, verify t
 | greenfield | Decompose Tests | Step 1t + Step 3 — All test tasks | Create ticket per task, link to epic |
 | existing-code | Decompose Tests | Step 1t + Step 3 — All test tasks | Create ticket per task, link to epic |
 | existing-code | New Task | Step 7 — Ticket | Create ticket per task, link to epic |
+| meta-repo | Suite Implement | Step 3.5 — implement skill Step 5 / Step 12 | Transition existing tickets In Progress → In Testing per implement skill (does NOT create new tickets — operator authors them) |
 
 ### State File Marker
 
@@ -388,7 +389,7 @@ The banner shell is defined here once. Each flow file contributes only its step-
   where `<state token>` comes from the state-token set defined per row in the flow's step-list table.
 - `<current-suffix>` — optional, flow-specific. The existing-code flow appends ` (cycle <N>)` when `state.cycle > 1`; other flows leave it empty.
 - `Retry:` row — omit entirely when `retry_count` is 0. Include it with `<N>/3` otherwise.
-- `<footer-extras>` — optional, flow-specific. The meta-repo flow adds a `Config:` line with `_docs/_repo-config.yaml` state; other flows leave it empty.
+- `<footer-extras>` — optional, flow-specific. The meta-repo flow adds a `Config:` line with `_docs/_repo-config.yaml` state; other flows leave it empty unless **parent suite docs** apply: if `<workspace-root>/../docs` exists and is a directory, append `Suite docs (parent): <absolute path>` on its own line (or `Suite docs (parent): absent` is **not** required — omit when missing). This line is orthogonal to flow-specific footer lines; both may appear.
 
 ### State token set (shared)
 

.cursor/skills/autodev/state.md

@@ -13,7 +13,7 @@ The autodev persists its position to `_docs/_autodev_state.md`. This is a lightw
 
 ## Current Step
 flow: [greenfield | existing-code | meta-repo]
-step: [1-17 for greenfield, 1-17 for existing-code, 1-6 for meta-repo, or "done"]
+step: [1-17 for greenfield, 1-17 for existing-code, 1-6 for meta-repo (incl. fractional 2.5 and 3.5), or "done"]
 name: [step name from the active flow's Step Reference Table]
 status: [not_started / in_progress / completed / skipped / failed]
 sub_step:
@@ -82,6 +82,19 @@ retry_count: 0
 cycle: 1
 ```
 
+```
+flow: meta-repo
+step: 3.5
+name: Suite Implement
+status: in_progress
+sub_step:
+  phase: 7
+  name: batch-loop
+  detail: "AZ-543 batch 1 of 1; suite-level"
+retry_count: 0
+cycle: 1
+```
+
 ```
 flow: existing-code
 step: 10
@@ -100,7 +113,7 @@ cycle: 3
 1. **Create** on the first autodev invocation (after state detection determines Step 1)
 2. **Update** after every change — this includes: batch completion, sub-step progress, step completion, session boundary, failed retry, or any meaningful state transition. The state file must always reflect the current reality.
 3. **Read** as the first action on every invocation — before folder scanning
-4. **Cross-check**: verify against actual `_docs/` folder contents. If they disagree, trust the folder structure and update the state file
+4. **Cross-check**: verify against actual `_docs/` folder contents. If they disagree, trust the folder structure and update the state file. **Parent suite `docs/`**: on every invocation, also probe `<workspace-root>/../docs` (the parent directory’s `docs` folder — typical suite-level shared documentation next to a component repo). If it exists, mention it in the Status Summary footer per `protocols.md`; use it only as supplemental reading context unless a flow step explicitly ties detection to it. It never replaces workspace `_docs/` for step detection by default.
 5. **Never delete** the state file
 6. **Retry tracking**: increment `retry_count` on each failed auto-retry; reset to `0` on success. If `retry_count` reaches 3, set `status: failed`
 7. **Failed state on re-entry**: if `status: failed` with `retry_count: 3`, do NOT auto-retry — present the issue to the user first

.cursor/skills/implement/SKILL.md

@@ -64,6 +64,27 @@ TASKS_DIR/
 └── done/        ← completed tasks (moved here after implementation)
 ```
 
+### Suite-level invocation context (meta-repo flow)
+
+When invoked from `.cursor/skills/autodev/flows/meta-repo.md` Step 3.5 (or any caller that supplies the same context envelope), the skill receives:
+
+```
+suite_level: true
+TASKS_DIR: <override>          # e.g., _docs/tasks/  (vs. default _docs/02_tasks/)
+module_layout_path: <override>  # e.g., _docs/tasks/_suite_module_layout.md
+```
+
+When `suite_level: true` is present, the following gate adjustments apply — and ONLY these. All other steps (1–14, 16) execute unchanged:
+
+1. **TASKS_DIR override** is honored throughout the skill (Step 1 Parse, Step 13 Archive, Step 15 input paths if it ran). Default `_docs/02_tasks/` is replaced by the supplied path.
+2. **module_layout_path override** is read instead of the hardcoded `_docs/02_document/module-layout.md` in Step 4 (Assign File Ownership). The supplied file uses the same `Per-Component Mapping` schema. If both the override and the hardcoded path are missing, behavior is unchanged from default mode (STOP and instruct).
+3. **Step 14.5 (Cumulative Code Review) — SKIPPED**. The meta-repo has no `_docs/02_document/architecture_compliance_baseline.md`; cross-task drift is captured by the next `monorepo-status` cycle instead.
+4. **Step 15 (Product Implementation Completeness Gate) — SKIPPED**. The gate's hard inputs (`_docs/02_document/architecture.md`, `system-flows.md`, `components/*/description.md`) do not exist in the meta-repo artifact layout. Suite-level tasks are infrastructure / coordination work (renames, cross-repo edits, suite-root infra additions), not feature implementation; the equivalent completeness signal is the next `monorepo-status` drift report (which the meta-repo flow re-runs immediately after Step 3.5 returns).
+5. **Final report filename**: `_docs/03_implementation/suite_implementation_report_{run_name}.md` (in addition to the existing feature/test/refactor variants). Batch reports follow `_docs/03_implementation/suite_batch_{NN}_report.md`.
+6. **Tracker integration** (Step 5: In Progress, Step 12: In Testing) runs unchanged — suite-level tickets follow the same tracker rules as any other.
+
+Without `suite_level: true`, none of these adjustments apply and the skill runs exactly as documented in default mode.
+
 ## Prerequisite Checks (BLOCKING)
 
 1. `TASKS_DIR/todo/` exists and contains at least one task file for the selected context — **STOP if missing**
@@ -103,7 +124,7 @@ TASKS_DIR/
 
 ### 4. Assign File Ownership
 
-The authoritative file-ownership map is `_docs/02_document/module-layout.md` (produced by the decompose skill's Step 1.5). Task specs are purely behavioral — they do NOT carry file paths. Derive ownership from the layout, not from the task spec's prose.
+The authoritative file-ownership map is `_docs/02_document/module-layout.md` (produced by the decompose skill's Step 1.5), unless `suite_level: true` was supplied in the invocation context — in which case the `module_layout_path` override is read instead (see "Suite-level invocation context" above). Task specs are purely behavioral — they do NOT carry file paths. Derive ownership from the layout, not from the task spec's prose.
 
 For each task in the batch:
 - Read the task spec's **Component** field.
@@ -222,6 +243,8 @@ For product implementation, this archive means "batch implementation accepted."
 
 ### 14.5. Cumulative Code Review (every K batches)
 
+**Skipped entirely when `suite_level: true`** (see "Suite-level invocation context" above) — the meta-repo has no `architecture_compliance_baseline.md` to evaluate against; cross-task drift is captured by the next `monorepo-status` cycle.
+
 - **Trigger**: every K completed batches (default `K = 3`; configurable per run via a `cumulative_review_interval` knob in the invocation context)
 - **Purpose**: per-batch review (Step 9) catches batch-local issues; cumulative review catches issues that only appear when tasks are combined — architecture drift, cross-task inconsistency, duplicate symbols introduced across different batches, contracts that drifted across producer/consumer batches
 - **Scope**: the union of files changed since the **last** cumulative review (or since the start of the run if this is the first)
@@ -239,7 +262,7 @@ For product implementation, this archive means "batch implementation accepted."
 
 ### 15. Product Implementation Completeness Gate
 
-Run this gate after all **product implementation** tasks are complete and before writing any final product implementation report or allowing autodev to proceed to testability/test decomposition. Skip this gate only when the remaining context is explicitly test implementation or refactoring, as determined by the task files and report filename rules.
+Run this gate after all **product implementation** tasks are complete and before writing any final product implementation report or allowing autodev to proceed to testability/test decomposition. Skip this gate when (a) the remaining context is explicitly test implementation or refactoring (as determined by the task files and report filename rules), OR (b) `suite_level: true` was supplied in the invocation context (the gate's inputs do not exist in the meta-repo artifact layout — see "Suite-level invocation context" above).
 
 **Goal**: catch the failure mode where narrow tests validate scaffold behavior while the task's actual outcome, included scope, architecture promise, or named integration remains unimplemented.
 
@@ -309,8 +332,9 @@ After each batch completes, save the batch report to `_docs/03_implementation/ba
 - **Test implementation** (tasks from test decomposition): `_docs/03_implementation/implementation_report_tests.md`
 - **Feature implementation**: `_docs/03_implementation/implementation_report_{feature_slug}_cycle{N}.md` where `{feature_slug}` is derived from the batch task names (e.g., `implementation_report_core_api_cycle2.md`) and `{N}` is the current `state.cycle` from `_docs/_autodev_state.md`. If `state.cycle` is absent (pre-migration), default to `cycle1`.
 - **Refactoring**: `_docs/03_implementation/implementation_report_refactor_{run_name}.md`
+- **Suite-level** (when `suite_level: true` was supplied — see "Suite-level invocation context" above): `_docs/03_implementation/suite_implementation_report_{run_name}.md`. Batch reports use `_docs/03_implementation/suite_batch_{NN}_report.md`. `{run_name}` is derived from the batch task IDs (e.g., `suite_implementation_report_az543_az549_az550.md`).
 
-Determine the context from the task files being implemented: if all tasks have test-related names or belong to a test epic, use the tests filename; otherwise derive the feature slug from the component names and append the cycle suffix.
+Determine the context from the task files being implemented: if all tasks have test-related names or belong to a test epic, use the tests filename; if `suite_level: true` was supplied, use the suite filename; otherwise derive the feature slug from the component names and append the cycle suffix.
 
 Batch report filenames must also include the cycle counter when running feature implementation: `_docs/03_implementation/batch_{NN}_cycle{N}_report.md` (test and refactor runs may use the plain `batch_{NN}_report.md` form since they are not cycle-scoped).
 

.env.example

@@ -0,0 +1,34 @@
+# annotations service — production environment template.
+# Copy to .env (or set via the container orchestrator) and fill in real values.
+# All variables marked REQUIRED cause startup to fail fast when missing.
+# CHANGE_ME placeholders MUST be replaced before deploying to Production.
+
+# REQUIRED — Postgres connection. Either a Linq2DB connection string or a
+# postgresql://user:pass@host:port/db URL.
+DATABASE_URL=postgresql://annotations_user:CHANGE_ME@CHANGE_ME_DB_HOST:5432/azaion
+
+# REQUIRED — JWT verifier configuration. Values MUST match admin's JwtConfig
+# in the same environment (admin/secrets/production.public.env shows the same
+# Issuer/Audience pair).
+JWT_ISSUER=AzaionApi
+JWT_AUDIENCE=Annotators/OrangePi/Admins
+JWT_JWKS_URL=https://admin.azaion.com/.well-known/jwks.json
+
+# REQUIRED in Production — explicit CORS allow-list. Empty origins +
+# AllowAnyOrigin=false aborts startup; AllowAnyOrigin=true is an explicit
+# operator opt-in and MUST NOT be used in Production.
+CorsConfig__AllowedOrigins__0=https://admin.azaion.com
+CorsConfig__AllowedOrigins__1=CHANGE_ME_ANNOTATOR_UI_ORIGIN
+CorsConfig__AllowAnyOrigin=false
+
+# REQUIRED — RabbitMQ stream sync (suite-level credentials).
+RABBITMQ_HOST=CHANGE_ME_RABBITMQ_HOST
+RABBITMQ_STREAM_PORT=5552
+RABBITMQ_PRODUCER_USER=azaion_producer
+RABBITMQ_PRODUCER_PASS=CHANGE_ME
+RABBITMQ_STREAM_NAME=azaion-annotations
+
+# ASP.NET Core — set Production explicitly so the CORS validator's strict gate
+# engages. Mirrors admin/secrets/production.public.env.
+ASPNETCORE_ENVIRONMENT=Production
+ASPNETCORE_URLS=http://+:8080

.gitignore

@@ -36,3 +36,7 @@ ui/dist
 *.enc
 key-fragment*.bin
 images.tar
+
+# E2E / test outputs
+test-results/
+e2e/e2e-results/

.vscode/launch.json

@@ -0,0 +1,35 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            // Use IntelliSense to find out which attributes exist for C# debugging
+            // Use hover for the description of the existing attributes
+            // For further information visit https://github.com/dotnet/vscode-csharp/blob/main/debugger-launchjson.md.
+            "name": ".NET Core Launch (web)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/src/bin/Debug/net10.0/Azaion.Annotations.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}/src",
+            "stopAtEntry": false,
+            // Enable launching a web browser when ASP.NET Core starts. For more information: https://aka.ms/VSCode-CS-LaunchJson-WebBrowser
+            "serverReadyAction": {
+                "action": "openExternally",
+                "pattern": "\\bNow listening on:\\s+(https?://\\S+)"
+            },
+            "env": {
+                "ASPNETCORE_ENVIRONMENT": "Development"
+            },
+            "sourceFileMap": {
+                "/Views": "${workspaceFolder}/Views"
+            }
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach"
+        }
+    ]
+}

.vscode/tasks.json

@@ -0,0 +1,41 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "build",
+                "${workspaceFolder}/src/Azaion.Annotations.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary;ForceNoAlign"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "publish",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "publish",
+                "${workspaceFolder}/src/Azaion.Annotations.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary;ForceNoAlign"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "--project",
+                "${workspaceFolder}/src/Azaion.Annotations.csproj"
+            ],
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

README.md

@@ -0,0 +1,13 @@
+# Azaion.Annotations
+
+.NET REST API for media, annotations, datasets, and settings.
+
+## Documentation
+
+The **canonical** description of this service (HTTP API, media flows, RabbitMQ sync, SSE, settings) is maintained with the rest of the suite:
+
+**[suite/_docs/01_annotations.md](../_docs/01_annotations.md)**
+
+That file is the product and integration reference for this repository. Update it when you change public contracts, queues, or behavior it documents.
+
+If you use a standalone clone without the parent `suite` tree, open `01_annotations.md` from your checkout of the suite `_docs` folder (same content).

_docs/00_problem/acceptance_criteria.md

@@ -0,0 +1,73 @@
+# Azaion.Annotations — Acceptance criteria (retrospective)
+
+> Every criterion has a measurable value and a code/config evidence pointer. **No automated test suite exists in the repo today** (`_docs/02_document/00_discovery.md`), so the criteria below are derived from validation rules, configuration limits, and explicit code branches — they are the contract a future test suite (autodev existing-code Step 3 + Step 6) must encode. Criteria that depend on a Refactor Backlog item landing first are flagged with `[after RB-XX]`.
+
+## Functional — annotation lifecycle (component `01 annotations-rest`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-01 | `POST /annotations` with `image_bytes + detections` for the same payload returns the same `id` on every call. | `id` is `XxHash3.Hash128` (32 hex chars) of the sampled `image_bytes` window — byte-stable. | `Services/AnnotationService.cs` `GenerateAnnotationId(...)` (post RB-04 — currently `XxHash64`). |
+| AC-F-02 | A repeat `POST /annotations` for an existing id is a no-op write (no duplicate row, no duplicate file). | DB reads return existing row before insert; file write is `WriteAllBytesAsync` overwriting same bytes. | `Services/AnnotationService.cs`. |
+| AC-F-03 | `POST /annotations` writes a YOLO-format label file at `images_dir/<id>.txt` containing one line per detection: `<class_id> <cx> <cy> <w> <h>`. | Exact format with space-separated floats, normalised 0..1, line-per-detection. | `Services/AnnotationService.cs` (label-file write site). |
+| AC-F-04 | `POST /annotations` returns HTTP 200 with the persisted entity (id, status, detections). | Response shape mirrors `AnnotationDto`. | `Controllers/AnnotationsController.cs`. |
+| AC-F-05 | `[after RB-01]` Every successful `POST/PUT/PATCH/DELETE /annotations/*` emits exactly one SSE event AND inserts exactly one `annotations_queue_records` row, with the correct `QueueOperation` enum. | Created=10, Updated=20, Deleted=40. | `_docs/02_document/architecture.md` ADR-009; `Services/QueueOperation.cs`. |
+| AC-F-06 | `[after RB-01]` `DELETE /annotations/{id}` flips the row to `Status=Deleted (40)`, relocates `images_dir/<id>.{jpg,txt}` to `deleted_dir/`, and emits the `Deleted` lifecycle event. | Row count unchanged; files moved; status transitions per `AnnotationStatus`. | `_docs/02_document/architecture.md` ADR-009 + glossary "Soft-delete". |
+| AC-F-07 | `[after RB-01 + RB-08]` Soft-deleted rows do not appear in `GET /annotations` or `GET /dataset` results. | Filter `WHERE Status <> 40` enforced at every read path. | RB-01, RB-08 in `_docs/02_document/architecture.md`. |
+| AC-F-08 | `[after RB-02]` There is no `silent_detection` column, field, DTO property, or branch in code. | Schema diff + grep produces zero matches. | RB-02. |
+
+## Functional — realtime + sync (component `02 annotations-realtime-sync`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-10 | A connected SSE client receives the lifecycle event for a successful `POST /annotations` within 1 second of the response. | <1s P99 in single-instance, single-pod local run. | `Services/AnnotationEventService.cs`. |
+| AC-F-11 | A subscriber that joins **after** the event has been published does not receive it (channel is fire-and-forget). | No backfill replay in `Channel<>`. | ADR-001. |
+| AC-F-12 | `FailsafeProducer` consumes a row from `annotations_queue_records` and publishes a MessagePack-gzip frame to the `azaion-annotations` stream within the configured drain interval. | Drain loop interval is the configured cadence; row deletion happens after stream confirm. | `Services/FailsafeProducer.cs`. |
+| AC-F-13 | `[after RB-09]` Every wire message carries `(annotation_id, operation, date_time)` so a downstream consumer can dedupe re-deliveries. | Three fields present on the wire schema. | `_docs/02_document/architecture.md` ADR-013. |
+
+## Functional — media (component `03 media`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-20 | `POST /media` accepts a multipart upload, persists the file to the configured directory, and returns the persisted `MediaDto`. | HTTP 200 + JSON body. | `Controllers/MediaController.cs`, `Services/MediaService.cs`. |
+| AC-F-21 | `POST /media/batch` accepts N files in one request, writes N rows + N files, and returns N persisted DTOs. | N inputs → N outputs, atomic per file. | same. |
+
+## Functional — dataset (component `04 dataset`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-30 | `GET /dataset` honors filter parameters (mission id, status, class). | Returned rows match filter conditions. | `Controllers/DatasetController.cs`, `Services/DatasetService.cs`. |
+| AC-F-31 | `POST /dataset/status/bulk` flips status on N rows in a single SQL statement. | One UPDATE WHERE id IN (…). | `Services/DatasetService.cs`. |
+
+## Functional — settings & metadata (component `05 settings-metadata`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-40 | `PUT /settings/directories` persists changes and triggers `pathResolver.Reset()` so subsequent path lookups reflect the new values. | Verified — `Services/SettingsService.cs:71, 85`. | `Services/SettingsService.cs`. |
+| AC-F-41 | `GET /classes` returns the 19 seeded detection classes (ids 0–18: `ArmorVehicle, Truck, Vehicle, Artillery, Shadow, Trenches, MilitaryMan, TyreTracks, AdditionArmoredTank, Smoke, Plane, Moto, CamouflageNet, CamouflageBranches, Roof, Building, Caponier, Ammo, Protect.Struct`). | 19 rows; ids stable from `DatabaseMigrator`. | `Database/DatabaseMigrator.cs:101-121`. |
+| AC-F-42 | `[after RB-06]` `[ADM]` write endpoints exist for `/classes`; the in-memory cache invalidates on write via `Reset()`. | Cache hit ratio observable; cache miss on each write. | RB-06. |
+
+## Functional — auth & platform (component `06 platform`)
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-F-50 | A request bearing an ES256 access token issued by admin (`iss = JWT_ISSUER`, `aud = JWT_AUDIENCE`, signature verifies against the JWKS at `JWT_JWKS_URL`, `exp` in the future) reaches the controller. Tokens that fail issuer / audience / signature / lifetime validation, or whose `alg` is not `ES256`, return HTTP 401. | `JwtBearerHandler` defaults + `AddJwtAuth` parameters. | `Auth/JwtExtensions.cs`. |
+| AC-F-51 | Annotations does not host any token-issuance or token-refresh endpoint. Long-running callers refresh against admin's `POST /token/refresh` and pass the resulting access token to annotations. | No `[AllowAnonymous]` route except `/health`; `AuthController` removed. | `Program.cs`, suite admin docs. |
+| AC-F-52 | Endpoints under policy `ANN` reject callers without that role with HTTP 403. Endpoints under `DATASET` reject non-DATASET callers with HTTP 403. Endpoints under `ADM` reject non-ADM with HTTP 403. | `Authorization` middleware. | `Auth/JwtExtensions.cs`. |
+| AC-F-53 | All errors are returned in the `{ error: { code, message, …details } }` envelope. | Single envelope shape across all controllers. | `Middleware/ErrorHandlingMiddleware.cs`, `_docs/02_document/common-helpers/01_http-error-envelope.md`. |
+| AC-F-54 | `GET /health` returns HTTP 200 within 5 seconds of process start (Dockerfile `HEALTHCHECK`). | 200 OK on `/health`. | `Dockerfile`, `Program.cs`. |
+
+## Non-functional
+
+| ID | Criterion | Measurable value | Evidence |
+|----|-----------|------------------|----------|
+| AC-N-01 | Container boot to `/health` 200 ≤ Docker `HEALTHCHECK` interval/timeout configured in the suite-level orchestrator. | Per `Dockerfile` HEALTHCHECK directive (consult orchestrator config for actual values). | `Dockerfile`. |
+| AC-N-02 | `DatabaseMigrator.MigrateAsync()` is idempotent — second boot against the same DB makes no schema changes. | `IF NOT EXISTS` / `ON CONFLICT DO NOTHING` everywhere. | `Database/DatabaseMigrator.cs`. |
+| AC-N-03 | `FailsafeProducer` keeps `annotations_queue_records` depth bounded under steady-state lifecycle traffic. | Queue depth metric (to be exposed during Step 14 Observability work). | `Services/FailsafeProducer.cs`. |
+| AC-N-04 | The service emits zero unhandled exceptions to clients — every uncaught exception is mapped via `ErrorHandlingMiddleware` into the error envelope. | Middleware terminal handler. | `Middleware/ErrorHandlingMiddleware.cs`. |
+| AC-N-05 | Single SSE connection survives ≥ 30 minutes idle with bounded memory (channel is unbounded; growth must come from real traffic, not heartbeats). | Heap stable across 30-minute idle window. | `Services/AnnotationEventService.cs`. |
+
+## Gaps acknowledged
+
+- No measurable latency / throughput targets (P50, P95, P99) are stated anywhere in code. Need to be set during Step 15 (Performance Test).
+- No security audit findings yet (Step 14). Items like JWT issuer validation, CORS tightening, and Swagger gating are planned, not yet acceptance criteria.
+- No backup / RPO / RTO contract for `images_dir` and `deleted_dir` — the storage layer is treated as durable by assumption.

_docs/00_problem/input_data/data_parameters.md

@@ -0,0 +1,92 @@
+# Azaion.Annotations — Input data parameters
+
+> Inventory of every external input the service accepts, with shape, evidence, and validation behavior. Sources: REST DTOs, multipart form fields, env vars, database seed contract.
+
+## REST API inputs
+
+### `POST /annotations`
+
+| Field | Type | Required | Constraint | Evidence |
+|-------|------|----------|-----------|----------|
+| `image_bytes` | `byte[]` (base64-encoded JSON or multipart) | yes | none enforced; sampled by `XxHash3.Hash128` (per RB-04) for id derivation | `Services/AnnotationService.cs` `GenerateAnnotationId(...)` |
+| `mission_id` | `Guid` (post RB-07; today `flight_id`) | yes | foreign-key style, but no FK enforced in schema today | `Entities/AnnotationEntity.cs`, `_docs/02_document/glossary.md` |
+| `media_type` | `MediaType` enum | yes | `Image=10` or `Video=20`; integer wire format | `Models/Wire/MediaType.cs` |
+| `detections` | `Detection[]` | yes (≥0) | each detection: class id, normalised cx/cy/w/h, confidence | `Models/Dto/DetectionDto.cs` |
+| `metadata` | optional payload | no | passes through to row | `AnnotationDto.cs` |
+
+### `PUT /annotations/{id}` and `PATCH /annotations/{id}/status`
+
+Same DTO shape on the body; `id` from path. Status transition values come from the `AnnotationStatus` wire enum: `Pending=10, Accepted=20, Rejected=30, Deleted=40`.
+
+### `DELETE /annotations/{id}`
+
+Path param only. Soft-deletes the row (sets status to `Deleted=40`) and relocates files to `deleted_dir` (per RB-01 + glossary "Soft-delete").
+
+### `GET /annotations` and `/dataset`
+
+Query string filters: `mission_id`, `status`, `class_id`, paging (`offset`, `limit`). Validation is implicit through `[FromQuery]` model binding — no explicit validators visible at controller level.
+
+### `POST /media` and `POST /media/batch`
+
+Multipart form: `IFormFile` / `IFormFileCollection`, `mission_id`, `media_type`. No format whitelist visible at controller layer (verify in Step 14).
+
+### `GET /media/{id}/file`, `GET /media/{id}/thumbnail`
+
+Path param only; returns binary stream.
+
+### Auth endpoints
+
+Annotations no longer hosts `POST /auth/login`, `POST /auth/refresh`, or `POST /auth/register`. Token issuance and refresh are owned by the **admin** service. The only auth-related input on the annotations surface is the `Authorization: Bearer <token>` HTTP header on every non-`/health` request, validated by `JwtBearerHandler` against admin's JWKS:
+
+| Header | Required | Notes |
+|--------|----------|-------|
+| `Authorization` | yes (everywhere except `/health`) | `Bearer <ES256 JWT>` issued by admin; `iss` / `aud` / `exp` / signature all validated; `alg` pinned to `ES256` |
+
+### `/settings/*`
+
+Each controller binds JSON DTOs from `Models/Dto/*` mirroring the `system_settings`, `directory_settings`, `camera_settings`, `user_settings` shapes in `Database/DatabaseMigrator.cs`.
+
+## Database seed inputs (boot-time)
+
+`DatabaseMigrator` issues `ON CONFLICT DO NOTHING` inserts on:
+
+| Table | Seeded rows |
+|-------|-------------|
+| `directory_settings` | one row with default paths |
+| `system_settings` | one row (today still includes `silent_detection`; removal tracked by RB-02) |
+| `detection_classes` | 19 rows (ids 0–18): `ArmorVehicle, Truck, Vehicle, Artillery, Shadow, Trenches, MilitaryMan, TyreTracks, AdditionArmoredTank, Smoke, Plane, Moto, CamouflageNet, CamouflageBranches, Roof, Building, Caponier, Ammo, Protect.Struct` (`Smoke` and `Plane` share color `#000080` — pre-existing data quirk, fixed by RB-06) |
+(There is no `users` table in this service — identity is owned by the admin service.)
+
+Detection class catalog becomes admin-CRUD after RB-06.
+
+## Environment variables (process inputs)
+
+| Name | Required | Default | Purpose |
+|------|----------|---------|---------|
+| `DATABASE_URL` | yes | none — fail-fast (`ConfigurationResolver`) | Postgres connection; URI form auto-converted to Linq2DB form |
+| `JWT_ISSUER` | yes | none — fail-fast | Expected `iss` claim (admin's issuer) |
+| `JWT_AUDIENCE` | yes | none — fail-fast | Expected `aud` claim (this service) |
+| `JWT_JWKS_URL` | yes | none — fail-fast; HTTPS required | Admin's JWKS endpoint for ES256 key resolution |
+| `CorsConfig:AllowedOrigins` | yes (prod, unless `AllowAnyOrigin=true`) | empty | Configured origins for the default CORS policy |
+| `CorsConfig:AllowAnyOrigin` | optional | `false` | Explicit opt-in to permissive CORS (validator blocks empty allow-list in `Production` unless this is set) |
+| `RABBITMQ_HOST` | optional | `127.0.0.1` | stream broker host |
+| `RABBITMQ_STREAM_PORT` | optional | `5552` | stream listener port |
+| `RABBITMQ_PRODUCER_USER` | optional | `azaion_producer` | stream auth user |
+| `RABBITMQ_PRODUCER_PASS` | optional | `producer_pass` | stream auth pass |
+| `AZAION_REVISION` | optional | `unknown` | image build stamp; logged at boot |
+| `ASPNETCORE_URLS` | optional | `http://+:8080` | bind address |
+| `ASPNETCORE_ENVIRONMENT` | optional | `Production` | bound to ASP.NET host |
+
+## Stream consumer wire format
+
+Outbound (this service is producer-only):
+
+- Stream name: `azaion-annotations`
+- Body: gzip(MessagePack(`AnnotationStreamMessage`))
+- Schema fields (post RB-09): `annotation_id`, `operation` (`QueueOperation`), `date_time`, payload — see `_docs/02_document/components/02_annotations-realtime-sync/description.md` and ADR-013.
+
+## Cross-references
+
+- Wire enum table: `_docs/02_document/modules/wire-enums.md`
+- ER diagram: `_docs/02_document/data_model.md`
+- Common error envelope: `_docs/02_document/common-helpers/01_http-error-envelope.md`

_docs/00_problem/input_data/expected_results/results_report.md

@@ -0,0 +1,173 @@
+# Expected Results — Azaion.Annotations
+
+Maps every input data item the test corpus exercises against `Azaion.Annotations` to its quantifiable expected result. Tests use this mapping to compare actual system output against known-correct answers.
+
+This contract is **annotations-service-shape**, not detections-service-shape. The same binary fixtures are reused (see `../fixtures.md`), but the expected outputs here describe annotation lifecycle behavior — content-addressed ids, persisted DTOs, label-file writes, SSE delivery, outbox + stream — not bounding-box inference.
+
+## Result Format Legend
+
+| Result Type | When to Use | Example |
+|-------------|-------------|---------|
+| Exact value | Output must match precisely | `status_code: 200`, `detection_count: 3` |
+| Tolerance range | Numeric output with acceptable variance | `latency: 800ms ± 200ms` |
+| Threshold | Output must exceed or stay below a limit | `latency ≤ 1000ms` |
+| Pattern match | Output must match a string/regex pattern | `id =~ /^[0-9a-f]{32}$/` |
+| File reference | Complex output compared against a reference file | `match expected_results/F1_001_response.json` |
+| Schema match | Output structure must conform to a schema | `body matches AnnotationDto` |
+| Set/count | Output must contain specific items or counts | `detections.length == 3` |
+
+## Comparison Methods
+
+| Method | Description | Tolerance Syntax |
+|--------|-------------|-----------------|
+| `exact` | Actual == Expected | N/A |
+| `numeric_tolerance` | abs(actual - expected) ≤ tolerance | `± <value>` or `± <percent>%` |
+| `threshold_min` | actual ≥ threshold | `≥ <value>` |
+| `threshold_max` | actual ≤ threshold | `≤ <value>` |
+| `regex` | actual matches regex pattern | regex string |
+| `substring` | actual contains substring | substring |
+| `json_diff` | structural comparison against reference JSON | diff tolerance per field |
+| `schema_match` | actual conforms to a JSON schema | N/A |
+| `file_exists` | a file at a computed path exists on disk | N/A |
+| `file_content` | a file's contents match expected (line-by-line) | exact / regex |
+
+## Global invariants
+
+These hold for every successful response from the service unless explicitly negated by the row's own expected result.
+
+| Invariant | Comparison | Notes |
+|-----------|------------|-------|
+| Response Content-Type is `application/json` for non-binary endpoints | exact | except `/health`, image/thumbnail file routes, and SSE (`text/event-stream`) |
+| Error responses follow the suite envelope `{ error: { code, message, …details } }` | schema_match | `_docs/02_document/common-helpers/01_http-error-envelope.md` |
+| `id` fields in annotation responses are 32 lowercase hex chars | regex `^[0-9a-f]{32}$` | derived from `XxHash3.Hash128` (post RB-04) over sampled image bytes |
+| Tokens passed by callers are ES256 JWTs issued by admin (3 base64url segments) | regex `^[\w-]+\.[\w-]+\.[\w-]+$` | annotations does not issue tokens; this is the shape it accepts |
+| For `[after RB-XX]` rows: skip until the listed Refactor Backlog item lands | — | Phase 3 validation removes them otherwise |
+
+## Input → Expected Result Mapping
+
+### Group F1 — Annotation create (`POST /annotations`)
+
+Each row uses one binary fixture from `fixtures.md` plus a synthetic `detections[]` payload from `requests/F1_<NNN>_request.json`. The class_num values come from the seeded `detection_classes` (ids 0–18).
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F1-001 | `image_small` + `requests/F1_001_request.json` (1 detection: class_num=10 Plane, normalized bbox) | Single small frame, single detection | HTTP 200; body matches `AnnotationDto`; `body.detections.length == 1`; `body.id =~ /^[0-9a-f]{32}$/` | exact (status), schema_match (body), regex (id) | N/A | `expected_results/F1_001_response.json` |
+| F1-002 | Same as F1-001 (re-POST with identical payload) | Idempotency check | HTTP 200; `body.id == <id from F1-001>`; no duplicate row written (verifiable via `GET /annotations/{id}` returning a single row) | exact | N/A | N/A |
+| F1-003 | `image_empty_scene` + `requests/F1_003_request.json` (0 detections) | Frame with no detections | HTTP 200; `body.detections.length == 0`; YOLO label file `<images_dir>/<id>.txt` exists with 0 lines | exact (count), file_exists, file_content | N/A | N/A |
+| F1-004 | `image_dense01` + `requests/F1_004_request.json` (5 detections: mixed class_nums 0,1,2,9,10) | Dense scene, multiple classes | HTTP 200; `body.detections.length == 5`; YOLO label file has 5 lines, each `<class_num> <cx> <cy> <w> <h>` with normalized floats | exact (count), file_content (regex per line) | N/A | `expected_results/F1_004_response.json` |
+| F1-005 | `image_large` + `requests/F1_005_request.json` (3 detections) | Large payload (~7 MB) | HTTP 200; same shape as F1-001; latency `≤ 5000ms` (single-instance dev DB, no concurrent load) | exact, threshold_max | latency ± 1000ms | N/A |
+| F1-006 | `video_short01` (mediaType=Video) + `requests/F1_006_request.json` (1 detection at videoTime=00:00:02.000) | Video frame annotation | HTTP 200; `body.id =~ /^[0-9a-f]{32}$/`; `body.videoTime == "00:00:02"` | exact, regex | N/A | N/A |
+| F1-007 | `video_short01` + `video_short02` content-distinct + same detections payload | Distinct image bytes → distinct ids | `body_F1-007_a.id != body_F1-007_b.id` | exact (inequality) | N/A | N/A |
+
+### Group F1-N — Annotation create negative cases
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F1-N-001 | `requests/F1_N_001_request.json` (no `image` bytes) | Missing image bytes | HTTP 400 or 422; error envelope present; `error.code` not empty | exact, schema_match | N/A | N/A |
+| F1-N-002 | `requests/F1_N_002_request.json` (image bytes present but `mediaType` missing) | Missing required field | HTTP 400 or 422; error envelope | exact, schema_match | N/A | N/A |
+| F1-N-003 | `image_small` + valid payload + JWT with policy `DATASET` only | Caller missing ANN policy | HTTP 403; error envelope `error.code` ∈ {`forbidden`, `policy_denied`} | exact, set_contains | N/A | N/A |
+| F1-N-004 | `image_small` + valid payload + no `Authorization` header | Unauthenticated | HTTP 401; error envelope | exact | N/A | N/A |
+| F1-N-005 | `image_small` + payload with `detections[0].centerX = 1.5` (out of 0..1 range) | Invalid bbox value | HTTP 200 today (no validator) → flag as documented gap; OR HTTP 400/422 if validation lands per SEC-05 | exact (today: 200) | N/A | N/A |
+
+### Group F2 — Annotation listing & detail (`GET /annotations`, `/annotations/{id}`)
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F2-001 | `GET /annotations?limit=10` after F1-001..F1-004 succeeded | Paginated list | HTTP 200; `body.length == 4`; each item matches `AnnotationListItem` schema | exact (count), schema_match | N/A | N/A |
+| F2-002 | `GET /annotations/{id from F1-001}` | Detail of an existing annotation | HTTP 200; `body.id == <id>`; `body.detections.length == 1` | exact | N/A | `expected_results/F1_001_response.json` (same file as F1-001) |
+| F2-003 | `GET /annotations/00000000000000000000000000000000` | Nonexistent id | HTTP 404; error envelope; `error.code` matches `/not.?found/i` | exact, regex | N/A | N/A |
+| F2-004 | `GET /annotations?missionId=<unknown-guid>` | Filter by mission with no annotations | HTTP 200; `body.length == 0` | exact | N/A | N/A |
+
+### Group F3 — Realtime SSE (`GET /annotations/events`)
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F3-001 | Subscriber connects to `/annotations/events`, then F1-001 fires | SSE delivery for new annotation | Subscriber receives one event with `data` parsing as `AnnotationEventDto`; `event.operation == "Created"`; `event.annotationId == <id from F1-001>`; latency `≤ 1000ms` | schema_match, exact, threshold_max | latency ± 200ms | N/A |
+| F3-002 | F1-001 fires, then subscriber connects | No backfill expected | Subscriber receives 0 events for the historical id within 5s window | exact (count) | N/A | N/A |
+| F3-003 | Subscriber connects without `Authorization` header | Unauthenticated SSE | HTTP 401 on the SSE connection establishment | exact | N/A | N/A |
+| F3-004 `[after RB-01]` | Subscriber connects, then `PUT /annotations/{id}` updates fields | Lifecycle observability for Update | Subscriber receives event with `event.operation == "Updated"`, payload reflecting the update | exact, schema_match | N/A | N/A |
+| F3-005 `[after RB-01]` | Subscriber connects, then `DELETE /annotations/{id}` | Lifecycle observability for Delete (soft-delete) | Subscriber receives event with `event.operation == "Deleted"`; row status flips to `Deleted (40)`; image+label files relocate to `deleted_dir` | exact, file_exists | N/A | N/A |
+
+### Group F4 — Outbox + Stream (`FailsafeProducer`)
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F4-001 | F1-001 succeeds | Outbox row inserted | After F1-001 returns 200, exactly one new row exists in `annotations_queue_records` with `annotation_id == <id>`, `operation == 10` (Created) | exact | N/A | N/A |
+| F4-002 | After F4-001, wait for one drain cycle | Drainer publishes to RabbitMQ stream | Within `drain_interval + 2s`, the row is deleted AND a message lands on stream `azaion-annotations` | exact, threshold_max | N/A | N/A |
+| F4-003 | Inspect the published stream message | Message wire format | gzip-decoded MessagePack body deserializes into the documented schema (`annotationId`, `operation`, `dateTime`, payload) | schema_match | N/A | `expected_results/F4_003_stream_message.json` |
+| F4-004 `[after RB-09]` | Two F1-001 invocations with the same image bytes | Stream dedupe contract | Stream messages carry `(annotationId, operation, dateTime)`; a downstream consumer can collapse duplicates by that triple | exact, schema_match | N/A | N/A |
+| F4-005 | RabbitMQ unreachable, then F1-001 fires | Drainer survives broker outage | Row stays in `annotations_queue_records` (does not get deleted); `FailsafeProducer` does not crash; queue depth grows; HTTP 200 still returned to the original caller | exact, schema_match | N/A | N/A |
+
+### Group F5 — Media upload (`POST /media`, `POST /media/batch`)
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F5-001 | multipart `POST /media` with `image_small`, `mediaType=Image`, `waypointId=<guid>` | Single media upload | HTTP 200; body matches `MediaListItem`; file exists at `<media_dir>/<media_id>` (extension preserved) | exact, schema_match, file_exists | N/A | N/A |
+| F5-002 | multipart `POST /media/batch` with 3 files (`image_small`, `image_dense01`, `image_dense02`) + same waypointId | Batch upload | HTTP 200; `body.length == 3`; 3 distinct `mediaId` values; 3 files on disk | exact, file_exists | N/A | N/A |
+| F5-003 | `POST /media` with no `waypointId` | Missing required field | HTTP 400 or 422; error envelope | exact, schema_match | N/A | N/A |
+| F5-004 | `POST /media` with caller missing ANN policy | AuthZ check | HTTP 403; error envelope | exact | N/A | N/A |
+
+### Group F6 — Auth verification (Bearer token validation)
+
+Annotations does not host login / refresh / register — those are owned by admin and out-of-scope for this test corpus. The annotations e2e harness runs against an in-stack **mock JWKS issuer** that mints ES256 tokens with the configured `JWT_ISSUER` / `JWT_AUDIENCE`; runtime tokens are minted on demand by the runner (`fixtures/auth/mock_issuer.py` or equivalent) using a private key whose public half lives in the JWKS the service fetches at boot. See `_docs/02_document/tests/test-data.md` and `_docs/02_document/tests/security-tests.md`.
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F6-001 | Any authenticated route called with a freshly minted ES256 token (correct iss / aud / exp) | Happy-path verification | HTTP 200 | exact | N/A | N/A |
+| F6-002 | Same route with `iss` mismatched against `JWT_ISSUER` | Issuer rejection | HTTP 401; error envelope | exact, schema_match | N/A | N/A |
+| F6-003 | Same route with `aud` mismatched against `JWT_AUDIENCE` | Audience rejection | HTTP 401; error envelope | exact, schema_match | N/A | N/A |
+| F6-004 | Same route with `exp` 1 minute in the past | Expired token | HTTP 401; error envelope | exact, schema_match | N/A | N/A |
+| F6-005 | Same route with `alg=HS256` and admin's public ES256 key reused as the HMAC key | Algorithm-confusion attack | HTTP 401; error envelope | exact, schema_match | N/A | N/A |
+| F6-006 | Same route with no `Authorization` header | Anonymous rejection (except `/health`) | HTTP 401; error envelope | exact, schema_match | N/A | N/A |
+
+### Group F7 — Settings & metadata
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F7-001 | `GET /classes` after fresh boot | Detection class catalog | HTTP 200; `body.length == 19`; ids `[0..18]` present; entry where `id == 9` has `name == "Smoke"`; entry where `id == 10` has `name == "Plane"` | exact, set_contains | N/A | `expected_results/F7_001_classes.json` |
+| F7-002 | `GET /settings/system` | System settings read | HTTP 200; `body` matches `SystemSettings` shape; `silent_detection` field present today (removed post RB-02) | exact, schema_match | N/A | N/A |
+| F7-003 | `PUT /settings/directories` with new `imagesDir` value | PathResolver invariant | HTTP 200; subsequent `GET /settings/directories` returns the new value; `pathResolver.Reset()` invariant — the next `POST /annotations` writes to the new path | exact, file_exists (under new path) | N/A | N/A |
+| F7-004 | `PUT /settings/directories` with caller missing ADM policy | AuthZ check | HTTP 403; error envelope | exact | N/A | N/A |
+| F7-005 `[after RB-06]` | `POST /classes` (admin CRUD) with caller having ADM policy | New class added | HTTP 200; `GET /classes` returns 20 rows; cache invalidated | exact | N/A | N/A |
+
+### Group F8 — Dataset
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F8-001 | `GET /dataset?status=10` after F1-001..F1-004 | Filter by status `Pending` | HTTP 200; all returned items have `status == 10`; `body.length` matches the count of Pending rows in DB | exact | N/A | N/A |
+| F8-002 | `GET /dataset?classNum=10` | Filter by class `Plane` | HTTP 200; every returned item's annotation has at least one detection with `class_num == 10` | exact | N/A | N/A |
+| F8-003 | `GET /dataset/class-distribution` | Class distribution | HTTP 200; `body` is an array; each entry has `classNum`, `label`, `color`, `count`; sum of counts equals total detection count | exact, schema_match | N/A | N/A |
+| F8-004 | `POST /dataset/status/bulk` with `{ annotationIds: [<id1>, <id2>], status: 20 }` | Bulk status update | HTTP 200; both annotations have `status == 20` after the call (atomic SQL `UPDATE … WHERE id IN (…)`) | exact | N/A | N/A |
+| F8-005 `[after RB-08]` | F8-004 path | Lifecycle event emission | Each updated annotation emits a `Updated` SSE event AND inserts an outbox row | exact, schema_match | N/A | N/A |
+
+### Group F9 — Health & boot
+
+| # | Input | Input Description | Expected Result | Comparison | Tolerance | Reference File |
+|---|-------|-------------------|-----------------|------------|-----------|---------------|
+| F9-001 | `GET /health` | Health check | HTTP 200; latency `≤ 200ms` | exact, threshold_max | N/A | N/A |
+| F9-002 | Container fresh boot, run migrator twice | Migrator idempotence | Second boot makes 0 schema changes (no new tables, no new columns); 0 errors | exact (DDL diff) | N/A | N/A |
+
+## Coverage summary
+
+- **Functional positive**: 26 rows (F1-001..007, F2-001..004, F3-001..005, F4-001..005, F5-001..002, F6-001/004/007, F7-001..003, F8-001..004, F9-001..002).
+- **Functional negative**: 12 rows (F1-N-001..005, F2-003, F3-003, F5-003..004, F6-002/003/005/006, F7-004).
+- **`[after RB-XX]` rows** (skipped until the backlog item lands): F3-004, F3-005, F4-004, F7-005, F8-005, plus the post-RB-04 hash invariant in F1-001 — 6 deferred rows.
+
+Total: **44 rows**; **38 active today**, **6 deferred behind backlog items**.
+
+## Reference files (to author next)
+
+The rows above reference these reference files in `expected_results/`. They will be authored as part of this skill's Phase 1 input-data analysis if the runner needs them; complex JSON bodies are best captured here once we run F1-001 against a real DB once and capture the response. For the initial spec, the regex/schema_match patterns above are sufficient.
+
+| File | Purpose |
+|------|---------|
+| `F1_001_response.json` | Reference `AnnotationDto` body for `image_small` + 1 detection |
+| `F1_004_response.json` | Reference body for dense scene (5 detections) |
+| `F4_003_stream_message.json` | Reference MessagePack-decoded stream payload |
+| `F7_001_classes.json` | Reference class catalog (19 rows, ids 0–18) |
+
+## Open data gaps (raised during this draft)
+
+- **Performance baselines**: `F1-005` and `F9-001` use single-instance latency thresholds (5000ms / 200ms) inferred from the codebase, NOT a contracted SLA. If suite-level perf targets exist, they override these.
+- **`F1-N-005` invalid bbox value**: today the service silently accepts out-of-range `centerX`. Documented in `security_approach.md` SEC-05; needs a decision on whether the test should target the current (lenient) or future (validated) behavior.
+- **F4-005 outage simulation**: depends on the test harness being able to restart RabbitMQ between cases — operational concern for the runner script (Phase 4).

_docs/00_problem/input_data/fixtures.md

@@ -0,0 +1,41 @@
+# Test Fixtures
+
+Binary fixtures (frame images + videos) live in the **sibling `detections` repo** under `azaion/suite/detections/_docs/00_problem/input_data/`. We do not duplicate them in this repo — the suite layout already collocates the two services and the test runners (Step 4 onward) resolve fixtures via the relative path below.
+
+## Canonical fixture root
+
+```
+$SUITE_ROOT/detections/_docs/00_problem/input_data/
+```
+
+Where `$SUITE_ROOT` is the parent directory containing both `annotations/` and `detections/`. Test runner scripts (Phase 4) compute this from the running script's location: `dirname "$0"/../../../detections/_docs/00_problem/input_data/`.
+
+## Image fixtures
+
+| Local id | Source path (relative to suite root) | Dimensions | Size | Notes |
+|----------|--------------------------------------|------------|------|-------|
+| `image_small` | `detections/_docs/00_problem/input_data/image_small.jpg` | 1280 × 720 | ~1.5 MB | Primary single-frame test |
+| `image_dense01` | `detections/_docs/00_problem/input_data/image_dense01.jpg` | n/a (~230 KB) | small | Many-detections test |
+| `image_dense02` | `detections/_docs/00_problem/input_data/image_dense02.jpg` | n/a (~2.8 MB) | medium | Many-detections + larger payload |
+| `image_different_types` | `detections/_docs/00_problem/input_data/image_different_types.jpg` | 900 × 1600 | ~150 KB | Multi-class detection input |
+| `image_empty_scene` | `detections/_docs/00_problem/input_data/image_empty_scene.jpg` | 1920 × 1080 | ~2 MB | Zero-detection input |
+| `image_large` | `detections/_docs/00_problem/input_data/image_large.JPG` | 6252 × 4168 | ~7 MB | Large payload boundary |
+
+## Video fixtures
+
+| Local id | Source path | Size | Notes |
+|----------|-------------|------|-------|
+| `video_short01` | `detections/_docs/00_problem/input_data/video_short01.mp4` | ~150 MB | Video annotation flow |
+| `video_short02` | `detections/_docs/00_problem/input_data/video_short02.mp4` | ~150 MB | Distinct-bytes second input — for content-addressed-id divergence |
+
+## Synthetic request payloads
+
+Synthetic JSON request bodies (annotation create / update / dataset query / settings update / auth login) live under `_docs/00_problem/input_data/requests/`. They reference image fixtures by `local_id` from the table above; the runner inlines the binary at request time.
+
+## Why path reference, not copy
+
+- The video binaries are ~150 MB each; committing them would bloat this repo.
+- Both services live under the same suite, so the relative path is stable.
+- The detections team owns the source-of-truth fixtures (frames, videos). The annotations test corpus consumes them with its own contract layer (`expected_results/results_report.md`) — we do not redefine the inputs, only the contract.
+
+If the layout ever diverges (annotations and detections move into different parent directories), `fixtures.md` is the one place to update the path resolution.

_docs/00_problem/problem.md

@@ -0,0 +1,55 @@
+# Azaion.Annotations — Problem statement (retrospective)
+
+> Reverse-engineered from `_docs/02_document/architecture.md`, `system-flows.md`, the per-component specs, and `suite/_docs/01_annotations.md`. Not copied from a real PRD — this is a retrospective synthesis.
+
+## What this system is
+
+`Azaion.Annotations` is the **annotation lifecycle service** of the AZAION suite. It is the single owner of the `annotations` table, the YOLO-format label files on disk, the lifecycle event stream (RabbitMQ + SSE), and the dataset exploration surface that downstream tooling — annotator UIs, the AI training pipeline, the admin sync worker — relies on.
+
+It is a single .NET 10 service backed by PostgreSQL and a content-addressed filesystem cache, packaged as an ARM64 Docker image, deployed by the suite's branch-driven Woodpecker pipeline.
+
+## Problem it solves
+
+The suite's surveillance / detection pipeline produces a continuous stream of detected objects in video frames. Three independent consumers need that same data shaped differently:
+
+1. **Annotator UI** — humans need to review, correct, accept, or reject each detection in near-real-time, frame-by-frame, with the underlying image visible. They need every change another annotator makes to surface immediately on their screen — no refresh button.
+2. **AI training pipeline** — needs the *finalized* annotations + image bytes as a durable, replayable feed so it can build training datasets at any cadence.
+3. **Suite-level admin worker** — needs an audit-grade record of every state change (who, when, what) for cross-service synchronisation.
+
+Without a dedicated lifecycle service, these consumers would each poll the detection pipeline directly, which (a) doesn't expose lifecycle semantics — only "the model said this", not "a human accepted it", (b) has no notion of soft delete, status transitions, or human authorship, and (c) cannot deliver realtime updates to UIs and durable replay to batch consumers from the same source of truth.
+
+`Azaion.Annotations` solves that three-way mismatch by being **the one place** where annotation state lives, where state transitions are emitted, and where both push (SSE for humans) and durable-pull (RabbitMQ Stream for machines) consumers attach.
+
+## Users (consumer roles)
+
+| Consumer | How they reach the system | What they need |
+|----------|---------------------------|----------------|
+| Annotator UI (human-facing web app) | REST + SSE, JWT policy `ANN` | List + detail of annotations, mutations, real-time fan-out of every other annotator's edits |
+| Dataset Explorer UI | REST under `/dataset`, JWT policy `DATASET` | Filterable read of the current annotation corpus + bulk-status writes |
+| Detections service (upstream pipeline) | REST `POST /annotations`, JWT policy `ANN`; long-running tokens are refreshed against admin's `POST /token/refresh` (annotations is verifier-only) | Push raw detections + the original frame image; receive the assigned annotation id |
+| AI training pipeline | RabbitMQ Stream consumer (`azaion-annotations`) | Durable, replayable lifecycle events with the full payload |
+| Admin sync worker | RabbitMQ Stream consumer (`azaion-annotations`) | Same stream, different consumer offset; cross-service event correlation |
+| Suite admin (humans) | REST `[ADM]` endpoints (planned for `/classes` per RB-06; service-account registration is owned by the admin service, not annotations) | Manage detection class catalog, register service accounts (against admin) |
+
+## How it works at a high level
+
+A detection arrives as `POST /annotations` with the original frame as `image_bytes` and a list of YOLO detections in normalised coordinates. The service:
+
+1. **Content-addresses** the image — sampled hashing produces a stable 32-char hex id; identical re-uploads collapse to the same row.
+2. **Persists** the image, optionally a media row, the annotation row, and the detection rows in a transactional unit (subject to the agreed Refactor Backlog item RB-03 — today FS + DB + outbox are not yet wrapped together).
+3. **Writes** a YOLO `.txt` label file next to the image so the AI training pipeline can ingest the data with no transformation step.
+4. **Publishes** an SSE event so every Annotator UI viewing that mission gets the new annotation immediately.
+5. **Enqueues** a row in the transactional outbox `annotations_queue_records`. The in-process `FailsafeProducer` drains that outbox into the RabbitMQ stream as a MessagePack-gzip frame, so the AI pipeline and admin worker get a durable copy.
+
+Mutations (Update / UpdateStatus / Delete) follow the same shape — but only after Refactor Backlog item RB-01 lands (today they are silent on both SSE and outbox; that is a known gap, not a design choice). Deletes are *soft*: status flips to `Deleted (40)`, files relocate to a `deleted_dir`, the row stays.
+
+The service also serves the dataset exploration surface (`/dataset/*`), the media upload pipeline (`/media/*`), and the system-metadata catalog (`/settings/*`, `/classes`).
+
+## Cross-references
+
+- Suite-level integration narrative: `suite/_docs/01_annotations.md`
+- Architecture vision + 13 ADRs: `_docs/02_document/architecture.md`
+- 8 verified system flows F1–F8: `_docs/02_document/system-flows.md`
+- Component-level specs: `_docs/02_document/components/*/description.md`
+- Glossary (canonical terminology): `_docs/02_document/glossary.md`
+- README: none in repo (gap noted in `_docs/02_document/00_discovery.md`).

_docs/00_problem/restrictions.md

@@ -0,0 +1,53 @@
+# Azaion.Annotations — Restrictions
+
+> Only constraints **evidenced in code, configs, or Dockerfiles** are listed. Inferred-but-unverified items are flagged.
+
+## Hardware
+
+| ID | Restriction | Evidence |
+|----|-------------|----------|
+| HW-01 | Service binary is built for ARM64 only — no AMD64 image is produced. | `.woodpecker/build-arm.yml` (`platforms: linux/arm64`); `Dockerfile` `--arch=$BUILDARCH` driven by `BUILDPLATFORM=linux/arm64`. |
+| HW-02 | Local writable filesystem is required at `images_dir` / `videos_dir` / (planned) `deleted_dir`. | `Services/AnnotationService.cs` (`File.WriteAllBytesAsync`), `Services/PathResolver.cs`, `directory_settings` table. |
+| HW-03 | Memory pressure scales with the largest single image read into memory by `FailsafeProducer` (re-reads the image to put bytes on the wire). | `Services/FailsafeProducer.cs:138` neighborhood. |
+
+## Software
+
+| ID | Restriction | Evidence |
+|----|-------------|----------|
+| SW-01 | .NET 10 SDK and runtime — no fallback. | `Dockerfile` `mcr.microsoft.com/dotnet/sdk:10.0`, `aspnet:10.0`. |
+| SW-02 | PostgreSQL backend; migrator emits `IF NOT EXISTS`, `ON CONFLICT`, `CREATE TYPE` — Postgres 13+ semantics expected. | `Database/DatabaseMigrator.cs`. |
+| SW-03 | RabbitMQ broker with the **streams plugin** enabled — service uses `RabbitMQ.Stream.Client`, not classic queues. | `Services/FailsafeProducer.cs`. |
+| SW-04 | Linq2DB ORM, MessagePack with the contractless resolver, gzip wire format. | `Services/FailsafeProducer.cs`. |
+| SW-05 | JWT verification is **ES256 over admin's JWKS** (`JWT_JWKS_URL`); `ValidAlgorithms` is pinned to `EcdsaSha256`. Annotations is verifier-only — admin is the sole token issuer for the suite. JWKS retrieval requires HTTPS. | `Auth/JwtExtensions.cs`. |
+
+## Environment
+
+| ID | Restriction | Evidence |
+|----|-------------|----------|
+| ENV-01 | Required env vars (fail-fast at startup via `ConfigurationResolver`): `DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL`. Optional with defaults: `RABBITMQ_HOST`, `RABBITMQ_STREAM_PORT`, `RABBITMQ_PRODUCER_USER`, `RABBITMQ_PRODUCER_PASS`. | `Program.cs`, `Infrastructure/ConfigurationResolver.cs`, `Services/FailsafeProducer.cs`. |
+| ENV-02 | Service listens on port `8080` HTTP, no TLS terminator inside the image. | `Dockerfile` `EXPOSE 8080`, `ASPNETCORE_URLS=http://+:8080`. |
+| ENV-03 | Build stamps `AZAION_REVISION` from CI; `Program.cs` echoes it on startup. | `Dockerfile` `ARG AZAION_REVISION`, `Program.cs`. |
+| ENV-04 | Image tag scheme is branch-driven: `${BRANCH}-arm`. No semver tags. | `.woodpecker/build-arm.yml`. |
+| ENV-05 | Swagger UI is mounted unconditionally — present in production builds (ADR-005). | `Program.cs`. |
+| ENV-06 | CORS is config-driven (`CorsConfig:AllowedOrigins` + opt-in `CorsConfig:AllowAnyOrigin`); `CorsConfigurationValidator.EnsureSafeForEnvironment` refuses to start in `Production` when the allow-list is empty and `AllowAnyOrigin` is not set. ADR-006 retired. | `Program.cs`, `Infrastructure/CorsConfigurationValidator.cs`. |
+| ENV-07 | Boot-time `DatabaseMigrator.MigrateAsync()` runs on startup — no separate migration step in the deploy pipeline (ADR-007). | `Program.cs`, `Database/DatabaseMigrator.cs`. |
+
+## Operational
+
+| ID | Restriction | Evidence |
+|----|-------------|----------|
+| OP-01 | SSE state is per-instance — no broker fan-out — so horizontal scaling is bounded today. | `Services/AnnotationEventService.cs` (in-process `Channel<>`). |
+| OP-02 | Outbox drainer has no row-leasing — running multiple instances will double-publish until RB-09 deduplication contract is in place. | `Services/FailsafeProducer.cs`. |
+| OP-03 | No automated test suite in repo; CI does build-and-push only. | `_docs/02_document/00_discovery.md`, `.woodpecker/build-arm.yml`. |
+| OP-04 | No lint or formatter step in CI. | `.woodpecker/build-arm.yml`. |
+| OP-05 | Dockerfile `HEALTHCHECK` calls `/health`; HTTP 200 expected by orchestrator. | `Dockerfile`. |
+| OP-06 | The service must be the only writer of `annotations_queue_records` — the table is treated as a private outbox. | `Services/AnnotationService.cs`, `Services/FailsafeProducer.cs`. |
+| OP-07 | DB connection string format is the Java/Hikari `jdbc:postgresql://…` style; `Helpers/PostgreSqlConnectionStringHelper` parses it. | `Helpers/PostgreSqlConnectionStringHelper.cs`. |
+
+## Cross-cutting (suite-level, evidence in `suite/_docs/01_annotations.md`)
+
+| ID | Restriction |
+|----|-------------|
+| SUITE-01 | The shared JWT secret family is cross-service; revoking it invalidates every service token. |
+| SUITE-02 | Wire enums for `AnnotationStatus`, `MediaType`, `QueueOperation` are duplicated across services and must move in lock-step (or a single contract has to be published). |
+| SUITE-03 | Stream consumers (admin worker, AI training) commit offsets independently — Annotations does not own retention semantics. |

_docs/00_problem/security_approach.md

@@ -0,0 +1,86 @@
+# Azaion.Annotations — Security approach (retrospective)
+
+> Inventory of the **security mechanisms actually present in code today** + the gaps that the autodev existing-code Step 14 (Security Audit) will close. Evidence anchored to source files. ADR references point to `_docs/02_document/architecture.md`.
+
+## Authentication
+
+- **Mechanism**: JWT Bearer with **ES256 asymmetric signing**, verified against admin's JWKS endpoint (`JWT_JWKS_URL`, default `https://admin.azaion.com/.well-known/jwks.json`).
+- **Token validator code**: `src/Auth/JwtExtensions.cs` (verifier only — annotations does not mint tokens).
+- **Validation parameters**: `ValidateIssuer = true`, `ValidateAudience = true`, `ValidateLifetime = true`, `ValidateIssuerSigningKey = true`, `ValidAlgorithms = [SecurityAlgorithms.EcdsaSha256]`, `RequireSignedTokens = true`, `RequireExpirationTime = true`, `ClockSkew = 30s`.
+- **Anonymous endpoints**: only `GET /health` — every other endpoint requires authentication. The legacy `POST /auth/refresh` was removed; callers refresh against admin's `POST /token/refresh`.
+- **Token storage**: stateless. Refresh tokens live in admin's DB (revocation is enforced by admin); annotations does not persist any token material.
+
+## Authorization
+
+- **Policies declared**: `ANN`, `DATASET`, `ADM` (in `src/Auth/JwtExtensions.cs`).
+- **Policy → controller mapping** (verified):
+  - `ANN`: `AnnotationsController`, `MediaController` (annotation lifecycle + media upload — what humans on the annotation UI need).
+  - `DATASET`: `DatasetController` (dataset exploration).
+  - `ADM`: planned `[ADM]` writes on `/classes` (RB-06) and mutating routes on `/settings/*`.
+  - Mixed `[Authorize]` (any authenticated): the read endpoints under `/settings/*`.
+- **Per-action overrides**: writes inside `/settings/*` typically require `ADM`; reads accept any authenticated user.
+
+### Known weakness
+
+- No row-level / tenancy authorization is implemented. A user with policy `ANN` can read/mutate any annotation regardless of mission ownership. This is acceptable for the current single-tenant deployment but must be documented before any multi-tenant rollout.
+
+## Secrets handling
+
+- **Source**: env vars resolved at `Program.cs` boot via `ConfigurationResolver.ResolveRequiredOrThrow` (env var → `IConfiguration` → throw if missing).
+- **Required in any environment** (no fallback — service refuses to start without them): `DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL`.
+- **Soft defaults**: `RABBITMQ_*` keep their development defaults; operators MUST still override for production.
+- **No secret manager integration** in code today — secrets land via container env (suite-level orchestrator's responsibility).
+- `JWT_SECRET` was removed: annotations holds no HMAC material and no longer issues tokens.
+
+## Transport
+
+- Inside the container: HTTP only (`ASPNETCORE_URLS=http://+:8080`).
+- TLS termination: outside the container (suite-level reverse proxy / orchestrator).
+- No HSTS or HTTPS-redirect middleware in `Program.cs`.
+
+## CORS
+
+- Configuration: config-driven allow-list via `CorsConfig:AllowedOrigins` (`Program.cs` + `Infrastructure/CorsConfigurationValidator.cs`).
+- `CorsConfigurationValidator.EnsureSafeForEnvironment` refuses to start in `Production` when the allow-list is empty and `CorsConfig:AllowAnyOrigin` is not explicitly set; a `LogWarning` is emitted in lower environments when running with the permissive fallback so the drift is visible in logs.
+
+## Input validation & sanitization
+
+- **REST DTO binding**: ASP.NET model binding only — no `FluentValidation` or custom validator visible in code.
+- **File upload validation**: no MIME / extension whitelist visible at the `MediaController` layer. Step 14 should confirm whether the upstream pipeline restricts upload format or whether the service itself needs to.
+- **SQL**: all access via Linq2DB / parameterised queries — no raw string concatenation found.
+- **YOLO label file write**: trusts caller-provided detections (class id, coordinates) — clamping / range checks would be a Step 14 candidate.
+
+## Rate limiting / DoS
+
+- **None present** — there is no rate-limiting middleware (`AddRateLimiter`, `UseRateLimiter`) registered in `Program.cs`.
+- **Implicit limits**: SSE channel is unbounded; outbox table is unbounded; RabbitMQ stream is bounded by retention config (suite-level).
+- Step 14 candidate: per-IP rate limit on `POST /annotations` and `POST /media`, since they accept image bytes and write to disk.
+
+## Auditing & logging
+
+- Console logger configured in `Program.cs` (default ASP.NET Core logging).
+- Authentication failures: rely on `JwtBearer` middleware default 401s — not explicitly logged with extra detail.
+- No audit log of mutations is written today; the `annotations_queue_records` outbox + downstream stream IS the de-facto audit trail (post RB-01 + RB-09).
+
+## Observability boundary
+
+- `/health` is the only pre-auth endpoint that reveals state. It returns 200/non-200 only — no version or DB info — so it is safe to expose to load balancers without auth.
+- Swagger UI is mounted in all environments (ADR-005). It exposes the full controller surface but no secrets. Step 14 should consider gating it behind `ADM` or environment-conditional registration.
+
+## Error response surface
+
+- All errors returned via `Middleware/ErrorHandlingMiddleware` use the suite-standard envelope (`_docs/02_document/common-helpers/01_http-error-envelope.md`).
+- Stack traces are not echoed back to the client in prod (verify the `IsDevelopment()` branch in the middleware during Step 14).
+
+## Summary table — known security gaps to address in Step 14
+
+| ID | Area | Gap | Status |
+|----|------|-----|--------|
+| SEC-01 | Auth | JWT issuer/audience not validated | **Closed** — `ValidateIssuer`/`ValidateAudience` enforced; `JWT_ISSUER` and `JWT_AUDIENCE` are required env vars. |
+| SEC-02 | Secrets | Dev fallback for `JWT_SECRET` in source | **Closed** — `JWT_SECRET` removed; remaining required vars fail fast on startup via `ConfigurationResolver`. |
+| SEC-03 | CORS | `AllowAnyOrigin` default | **Closed** — config-driven allow-list; `CorsConfigurationValidator` blocks empty list in `Production`. |
+| SEC-04 | Surface | Swagger UI exposed in prod | Open — gate behind `ADM` or `Development` only. |
+| SEC-05 | Upload | No MIME / extension whitelist on `/media` | Open — validate at controller before disk write. |
+| SEC-06 | DoS | No rate limiting on hot write endpoints | Open — per-IP / per-user limiter on `POST /annotations`, `POST /media`. |
+| SEC-07 | Tenancy | No row-level authorization | Open — document constraint; add mission-scoped check before multi-tenant rollout. |
+| SEC-08 | Audit | No structured audit log | Open — use post-RB-01 lifecycle stream as the audit substrate; add structured fields. |

_docs/01_solution/solution.md

@@ -0,0 +1,175 @@
+# Azaion.Annotations — Solution (retrospective)
+
+> Retrospective view, derived from `_docs/02_document/`. Mirrors the artifact the `research` skill produces, but synthesized from verified code rather than user interview. Read alongside `_docs/02_document/architecture.md` (which carries the confirmed Architecture Vision and the ADR list) and the agreed Refactor Backlog (RB-01..RB-09).
+
+## 1. Product solution description
+
+`Azaion.Annotations` is the suite-internal HTTP + streaming service that owns the **annotation lifecycle**: ingest a video frame (or pre-existing media), record the YOLO detections produced by the upstream detection pipeline, expose CRUD over those annotations, and broadcast every lifecycle change to (a) the Annotator UI in real time via SSE and (b) downstream durable consumers (admin sync worker, AI training pipeline) via a transactional-outbox + RabbitMQ Stream pipeline. It also serves the dataset exploration surface, the media upload pipeline, and the system-metadata catalog (settings + detection classes).
+
+Single .NET 10 binary, single Postgres state-of-record, content-addressed filesystem cache, ARM64 container deployed by branch via Woodpecker CI.
+
+```mermaid
+flowchart LR
+    subgraph clients [Clients]
+        UI[Annotator UI]
+        DSE[Dataset Explorer UI]
+        DET[Detections service]
+        ADM[Admin sync worker]
+        AI[AI training]
+    end
+
+    subgraph svc [Azaion.Annotations]
+        REST[01 Annotations REST]
+        RT[02 Realtime and sync]
+        MEDIA[03 Media]
+        DS[04 Dataset]
+        SET[05 Settings and metadata]
+        PLAT[06 Platform]
+    end
+
+    subgraph store [Stores]
+        DB[(PostgreSQL)]
+        FS[(Filesystem /data)]
+        STREAM[(RabbitMQ Stream)]
+    end
+
+    UI -- "REST + SSE" --> REST
+    UI -- "REST + SSE" --> RT
+    DSE -- "REST DATASET" --> DS
+    DET -- "POST + auth refresh" --> REST
+    DET -- "POST" --> MEDIA
+
+    REST --> RT
+    REST --> PLAT
+    RT --> PLAT
+    MEDIA --> PLAT
+    DS --> PLAT
+    SET --> PLAT
+
+    PLAT --> DB
+    PLAT --> FS
+    RT --> STREAM
+    STREAM --> ADM
+    STREAM --> AI
+```
+
+## 2. Architecture (as implemented)
+
+The implemented architecture per component, with the agreed near-term direction (Refactor Backlog RB-01..RB-09) flagged in **Limitations** and **Requirements** rows.
+
+### 2.1 — `06 Platform` (foundation)
+
+| Field | Value |
+|-------|-------|
+| Solution | Shared kernel: `AppDataConnection` (Linq2DB), `DatabaseMigrator` (idempotent boot-time DDL), JWT verifier (`JwtExtensions.AddJwtAuth` — ES256 over admin's JWKS, no local minting), `Infrastructure/ConfigurationResolver` (fail-fast required-config resolution), `Infrastructure/CorsConfigurationValidator` (env-aware safety check), `PathResolver`, `ErrorHandlingMiddleware`, composition root (`Program.cs`). |
+| Tools | .NET 10, ASP.NET Core, Linq2DB, Npgsql, JwtBearer (verifier-only), `Microsoft.IdentityModel.Protocols.OpenIdConnect` for JWKS resolution, Swashbuckle. |
+| Advantages | Single composition root; idempotent migrator removes a separate migration tool from the deployment story (ADR-007); error envelope is uniform across all controllers; identity is fully out-sourced to admin (no HMAC secret to leak, no token-issuance code path to attack). |
+| Limitations | Swagger UI mounted in all environments (ADR-005); JWKS retrieval requires HTTPS — test harnesses need a TLS-terminating sidecar or test-only relaxation. (ADR-002 / ADR-006 retired by the auth + CORS refactor.) |
+| Requirements | `DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL` are required at startup (fail-fast); `CorsConfig:AllowedOrigins` (or explicit `AllowAnyOrigin=true`) required in `Production`; `directory_settings` row reachable; Postgres 13+ behavior assumed by `ON CONFLICT` and `IF NOT EXISTS` clauses. |
+| Security | JWT bearer with policies `ANN`, `DATASET`, `ADM`. `[AllowAnonymous]` only on `/health`; refresh is admin's responsibility. |
+| Cost | Negligible — pure in-process plumbing. |
+| Fit | Platform mandate is satisfied (single state-of-record, single secret family, single error envelope). Hardening items belong to the Security Audit step. |
+
+### 2.2 — `02 Annotations realtime & sync`
+
+| Field | Value |
+|-------|-------|
+| Solution | In-process SSE channel (`AnnotationEventService`, unbounded `Channel<AnnotationEventDto>`) + transactional outbox (`annotations_queue_records`) drained by `FailsafeProducer` (`IHostedService`) into the `azaion-annotations` RabbitMQ stream as MessagePack-gzip frames. |
+| Tools | `System.Threading.Channels`, `RabbitMQ.Stream.Client`, `MessagePack`, `System.IO.Compression` (gzip). |
+| Advantages | Sub-millisecond fan-out for UI (channel) without standing up a broker for the inner loop; durability for external consumers via the outbox even when RabbitMQ is unreachable; producer + drainer co-located removes a deployment unit. |
+| Limitations | Per-instance SSE state — no cross-pod fan-out; no leasing on outbox rows (multi-instance can double-publish); empty `catch { }` at `FailsafeProducer.cs:138` swallows IOException on image read — RB-05. |
+| Requirements | RabbitMQ Stream reachable on `RABBITMQ_HOST:RABBITMQ_STREAM_PORT`; `pathResolver` must resolve `images_dir/{id}.jpg` for `Created` operations; world-B mutation paths still TODO (RB-01). |
+| Security | RabbitMQ stream auth via `RABBITMQ_PRODUCER_USER` / `_PASS`. SSE inherits `[Authorize(Policy = "ANN")]`. |
+| Cost | Channel = O(1) memory per pending message; outbox row + drained delete = ~1 round-trip per lifecycle event. Stream send is gzip-batched. |
+| Fit | Strong fit for current scale; horizontal-scale constraints surface at >1 instance and need to be designed before that point. |
+
+### 2.3 — `01 Annotations REST`
+
+| Field | Value |
+|-------|-------|
+| Solution | `AnnotationsController` (REST + image/thumbnail file routes) → `AnnotationService` → DB + filesystem; lifecycle producer for SSE + outbox. |
+| Tools | ASP.NET Core controllers, Linq2DB, `System.IO.Hashing.XxHash64` (today; `XxHash3.Hash128` per RB-04), `System.IO.File`. |
+| Advantages | Content-addressed annotation id deduplicates re-uploads; YOLO label written deterministically next to the image; SSE event carries the full detection payload so UIs can render without an extra round-trip. |
+| Limitations | Today only `Create` publishes / enqueues — Update / UpdateStatus / Delete are silent (RB-01); not transactional across FS + DB + outbox (RB-03); sampled `XxHash64` collision domain is small (RB-04); thumbnails not generated inline. |
+| Requirements | World-B publish + enqueue per RB-01; business-transaction wrapper per RB-03; switch to `XxHash3.Hash128` per RB-04; rename `FlightId` → `MissionId` per RB-07. |
+| Security | `[Authorize(Policy = "ANN")]` on the controller; user identity derived from JWT `NameIdentifier`. |
+| Cost | Per-create: 1 image write + (optional) 1 image copy + 3 DB INSERTs (media optional, annotation, detections via BulkCopy) + 1 label write + 1 SSE channel write + 1 outbox INSERT. |
+| Fit | Solid current shape; the four RB items above bring it in line with the agreed direction. |
+
+### 2.4 — `03 Media`
+
+| Field | Value |
+|-------|-------|
+| Solution | `MediaController` (single + batch upload, list, file download, delete) → `MediaService` → DB + filesystem under media dir. |
+| Tools | ASP.NET Core multipart binding (`IFormFileCollection`), Linq2DB, `System.IO.File`. |
+| Advantages | Batch path takes a single waypoint id + multiple files in one request — avoids N round-trips for bulk video frame uploads. |
+| Limitations | No format whitelist enforcement is visible at the controller layer (verify during Step 14 Security Audit); no per-tenant quota enforcement. |
+| Requirements | `videos_dir` / `images_dir` writable; `MediaType` correctly set per upload. |
+| Security | `[Authorize(Policy = "ANN")]`. User from JWT `NameIdentifier`. |
+| Cost | One disk write per file + one DB INSERT per row. |
+| Fit | Adequate for the current upload volumes. |
+
+### 2.5 — `04 Dataset`
+
+| Field | Value |
+|-------|-------|
+| Solution | Read-heavy `/dataset` surface (filtered queries, class distribution, single + bulk status updates). |
+| Tools | Linq2DB queries against `annotations × media × detection`. |
+| Advantages | Bulk status update collapses N row updates into a single `UPDATE … WHERE id IN (…)` — atomic at the SQL level. |
+| Limitations | Tight coupling to the annotation domain via shared `AppDataConnection` (RB-08); writes are silent (no SSE / outbox today — fixed by RB-01); reads do not yet filter soft-deleted annotations (will need to once RB-01 lands). |
+| Requirements | Decouple writes per RB-08 (route through `AnnotationService`); honor soft-delete filter on read paths once status `Deleted=40` becomes a soft-delete marker. |
+| Security | `[Authorize(Policy = "DATASET")]`. |
+| Cost | Read paths perform LINQ `EXISTS` subqueries (`db.Detections.Any(...)`) — acceptable for current data volume; revisit during Step 15 Performance Test if dataset grows substantially. |
+| Fit | Fits the Dataset Explorer UI; the coupling fix will improve maintainability without changing user-visible behavior. |
+
+### 2.6 — `05 Settings & metadata`
+
+| Field | Value |
+|-------|-------|
+| Solution | CRUD endpoints for system / directory / camera / user settings under `/settings`; read-only `/classes` for the detection class catalog (becoming admin-managed per RB-06). |
+| Tools | Linq2DB, ASP.NET Core controllers. |
+| Advantages | Directory cache reset is wired (verified — `SettingsService.cs:71, 85`); single-row settings model keeps the surface simple. |
+| Limitations | `system_settings.silent_detection` is a debug remnant scheduled for removal (RB-02); detection classes are migrator-only today, no admin write path (RB-06); `Smoke` and `Plane` share color `#000080` — fixed as part of RB-06. |
+| Requirements | Add `[ADM]` CRUD on `/classes` + read-through cache (RB-06); drop `silent_detection` (RB-02). |
+| Security | Mixed `[Authorize]` reads / `[ADM]` writes. |
+| Cost | One Postgres row family per concern; cache reset is O(1). |
+| Fit | Good fit; the two RB items above complete the surface. |
+
+## 3. Testing strategy
+
+**Current state (verified)**: there is **no automated test project** in this workspace (`00_discovery.md`). CI runs only the build + image push (`.woodpecker/build-arm.yml`) — no test step, no lint step. There is no Postman / Bruno collection in-repo either.
+
+**Implication for the autodev existing-code flow**: Step 3 (Test Spec) and Step 6 (Implement Tests) of Phase A produce the missing test surface. The shape required is:
+
+- **Functional / integration tests** — happy-path and error-path coverage for every controller endpoint listed in `system-flows.md` (F1–F8), exercised against a real Postgres + RabbitMQ stack (test-environment parity is a `coderule.mdc` mandate).
+- **Lifecycle-observability tests** (post-RB-01) — every mutation path emits an SSE event AND inserts the expected outbox row with the right `QueueOperation`.
+- **Soft-delete contract tests** (post-RB-01) — `DELETE /annotations/{id}` flips status to `Deleted (40)`, leaves the row, and relocates files to `deleted_dir`.
+- **Stream consumer dedupe tests** (post-RB-09) — outbox messages carry `(annotationId, operation, dateTime)` and a synthetic dedupe consumer collapses a deliberately re-published message.
+- **Hash collision regression** (post-RB-04) — same image bytes still hash to the same 32-char hex id; two distinct images do not collide on the sampled `XxHash3.Hash128` domain at scale.
+- **Auth boundary tests** — unauthenticated, wrong-policy, expired-token, and refresh-flow scenarios for every policy (`ANN`, `DATASET`, `ADM`, `[Authorize]`).
+- **Migrator idempotence** — boot, boot, boot — schema converges to the same shape; seed rows respect `ON CONFLICT DO NOTHING`.
+- **Path resolver invariants** — `PUT /settings/directories` triggers `Reset()` and subsequent path lookups reflect the change.
+
+Non-functional ones to layer on once the functional surface is green:
+
+- **Throughput / latency** for `POST /annotations` with image bytes — service must handle the suite's current detections-pipeline cadence without queue backpressure surfacing as 5xx.
+- **SSE longevity** — single connection survives 30+ minutes idle without buffer growth.
+- **Outbox drain throughput** — `FailsafeProducer` keeps queue depth ~constant under steady-state lifecycle traffic.
+
+## 4. References
+
+| Source | Relevance |
+|--------|-----------|
+| `src/Program.cs` | Composition root: services, JWT, CORS, Swagger, migrator, middleware, `/health`. |
+| `src/Database/DatabaseMigrator.cs` | Authoritative DB schema + seeded rows. |
+| `src/Services/AnnotationService.cs` | F1 lifecycle producer; the only producer call site for SSE + outbox. |
+| `src/Services/FailsafeProducer.cs` | Outbox drainer + `EnqueueAsync` static helper; contains the empty-catch RB-05 finding. |
+| `src/Services/SettingsService.cs:71,85` | `pathResolver.Reset()` invariant (verified). |
+| `src/Dockerfile` | Multi-arch build; `EXPOSE 8080`; `AZAION_REVISION` stamp. |
+| `.woodpecker/build-arm.yml` | CI: branch-driven `${BRANCH}-arm` tags; OCI labels; ARM64 only. |
+| `_docs/02_document/architecture.md` | Architecture Vision + 13 ADRs + 9-item Refactor Backlog. |
+| `_docs/02_document/system-flows.md` | F1–F8 traces with verified sequences. |
+| `_docs/02_document/data_model.md` | ERD, tables, columns, seed data, migration semantics. |
+| `_docs/02_document/glossary.md` | Project-specific terminology, with code → suite term alignment. |
+| `_docs/02_document/04_verification_log.md` | Step 4 corrections + stakeholder resolutions. |
+| `suite/_docs/01_annotations.md` | Suite-level product/integration narrative; canonical for `Mission`, wire enums, REST contract. |

_docs/02_document/00_discovery.md

@@ -0,0 +1,208 @@
+# Codebase discovery — Azaion.Annotations
+
+## Canonical product documentation (external)
+
+Suite-level API and integration reference (maintained with the monorepo):
+
+`/Users/obezdienie001/dev/azaion/suite/_docs/01_annotations.md`  
+(Relative from this repo: `../_docs/01_annotations.md`.)
+
+This `_docs/02_document/` run is **bottom-up from code**; keep `01_annotations.md` aligned when HTTP contracts or integration behavior change.
+
+---
+
+## Directory tree (source)
+
+```
+annotations/
+├── README.md
+├── src/
+│   ├── Azaion.Annotations.csproj
+│   ├── Dockerfile
+│   ├── GlobalUsings.cs
+│   ├── Program.cs
+│   ├── Auth/
+│   ├── Controllers/
+│   ├── Database/
+│   │   ├── AppDataConnection.cs
+│   │   ├── DatabaseMigrator.cs
+│   │   └── Entities/
+│   ├── DTOs/
+│   ├── Enums/
+│   ├── Middleware/
+│   └── Services/
+└── _docs/
+```
+
+Ignored per scan policy: `bin/`, `obj/`, `.git`, `node_modules`, `__pycache__`.
+
+---
+
+## Tech stack
+
+| Area | Choice |
+|------|--------|
+| Language | C# / .NET (`net10.0` in csproj) |
+| Host | ASP.NET Core minimal hosting + controllers |
+| ORM / DB | Linq2DB + Npgsql → PostgreSQL |
+| Auth | JWT Bearer (`Microsoft.AspNetCore.Authentication.JwtBearer`) |
+| Messaging | RabbitMQ Streams (`RabbitMQ.Stream.Client`), MessagePack |
+| API docs | Swashbuckle (Swagger / OpenAPI) |
+| Hashing | `System.IO.Hashing` (annotation id / media paths) |
+
+---
+
+## Package manifest
+
+- `src/Azaion.Annotations.csproj` — single web project.
+
+---
+
+## Config and operations
+
+| Artifact | Role |
+|----------|------|
+| `src/Dockerfile` | Container build |
+| `Program.cs` | `DATABASE_URL`, `JWT_ISSUER` / `JWT_AUDIENCE` / `JWT_JWKS_URL`, `CorsConfig:*`, RabbitMQ env vars (`RABBITMQ_*`), migrator on startup. All required vars are resolved through `ConfigurationResolver` (fail-fast). |
+| `.vscode/launch.json` | Local debugging (if present) |
+
+No `.github/workflows` in this repository (CI may live in suite/monorepo).
+
+---
+
+## Entry points
+
+- **`Program.cs`** — service registration, JWT, CORS, Swagger, `DatabaseMigrator.Migrate`, middleware pipeline, `MapControllers()`, `/health`.
+
+---
+
+## Tests
+
+No `*.Tests.csproj` or `tests/` tree in this workspace — **no automated test project** discovered.
+
+---
+
+## Existing documentation in repo
+
+- Root `README.md` — points to suite `01_annotations.md`.
+- `src/README.md` — short service blurb + link to root README.
+
+---
+
+## Module boundaries (revised — aligned with `01_annotations.md`)
+
+The suite file is organized around **annotation lifecycle**, **media**, **settings/camera**, **SSE**, **RabbitMQ sync**, and **auth** (JWT refresh). The codebase splits the same concerns across controllers/services; **dataset** and **detection classes** are additional HTTP surfaces referenced from suite `09_dataset_explorer.md` / UI.
+
+| # | Module (doc file) | Primary code | Suite `01_annotations.md` anchor |
+|---|-------------------|--------------|-----------------------------------|
+| 1 | `wire-enums.md` | `src/Enums/*` | “Wire format”, enum tables |
+| 2 | `database-layer.md` | `src/Database/*` | Annotation identity, tables, `SilentDetection` / `GenerateAnnotatedImage` columns |
+| 3 | `common-infrastructure.md` | `PathResolver`, `ErrorHandlingMiddleware`, `PaginatedResponse`, `ErrorResponse`, `GlobalUsings.cs` | File paths for image/label/thumb/results; error JSON shape |
+| 4 | `auth-identity.md` | `JwtExtensions` (verifier-only over admin's JWKS) | JWT forward only — refresh is admin's responsibility (annotations no longer hosts `/auth/refresh`) |
+| 5 | `media-service.md` | `MediaService`, `MediaController`, media DTOs | §7–10 POST/GET/DELETE media, batch upload |
+| 6 | `annotations-service.md` | `AnnotationService`, `AnnotationsController` (REST + static files, not SSE) | §1–6 annotations CRUD/query |
+| 7 | `dataset-service.md` | `DatasetService`, `DatasetController`, dataset DTOs | Cross-ref §3 note (DATASET); `09_dataset_explorer.md` |
+| 8 | `settings-metadata-service.md` | `SettingsService`, `SettingsController`, `ClassesController`, settings DTOs | §11–12 camera; directories/system/user settings; GET `/classes` |
+| 9 | `sse-realtime.md` | `AnnotationEventService`, SSE action on `AnnotationsController` | §SSE `GET /annotations/events`, `AnnotationEvent` |
+| 10 | `rabbitmq-stream-sync.md` | `FailsafeProducer`, `RabbitMqConfig`, `DTOs/QueueMessages.cs`, queue entity | §Annotation Sync, Failsafe, Stream |
+| 11 | `composition-program.md` | `Program.cs` | Wiring, env defaults, startup migrate |
+
+**DTOs** (`src/DTOs/`) are documented **inside the module that owns the HTTP contract**, with cross-links (no separate monolithic “DTOs” module).
+
+See `modules/README.md` for the same index and file naming.
+
+---
+
+## Module dependency graph (revised)
+
+```mermaid
+flowchart BT
+  WE[wire-enums]
+  DB[database-layer]
+  CI[common-infrastructure]
+  AUTH[auth-identity]
+  MEDIA[media-service]
+  ANN[annotations-service]
+  DS[dataset-service]
+  SET[settings-metadata-service]
+  SSE[sse-realtime]
+  RMQ[rabbitmq-stream-sync]
+  PRG[composition-program]
+
+  WE --> DB
+  DB --> CI
+  DB --> MEDIA
+  DB --> ANN
+  DB --> DS
+  DB --> SET
+  CI --> MEDIA
+  CI --> ANN
+  AUTH --> MEDIA
+  AUTH --> ANN
+  AUTH --> DS
+  AUTH --> SET
+  MEDIA --> ANN
+  ANN --> SSE
+  ANN --> RMQ
+  SET --> CI
+  SSE --> ANN
+  RMQ --> ANN
+  RMQ --> MEDIA
+  RMQ --> DB
+  MEDIA --> PRG
+  ANN --> PRG
+  DS --> PRG
+  SET --> PRG
+  SSE --> PRG
+  RMQ --> PRG
+  AUTH --> PRG
+  CI --> PRG
+```
+
+Edges are “depends on for types, DB, paths, or events” (approximate). `ClassesController` reads DB directly — captured under **settings-metadata-service** for doc cohesion (small surface).
+
+---
+
+## Topological order (document skill Step 1)
+
+1. `wire-enums`  
+2. `database-layer`  
+3. `common-infrastructure`  
+4. `auth-identity`  
+5. `media-service`  
+6. `annotations-service`  
+7. `dataset-service`  
+8. `settings-metadata-service`  
+9. `sse-realtime`  
+10. `rabbitmq-stream-sync`  
+11. `composition-program`  
+
+---
+
+## Notes for downstream steps
+
+- **Component assembly (Step 2):** expect components such as “Annotations + sync”, “Media”, “Dataset”, “Settings”, “Platform (auth+db+infra)” — refine with user confirmation (BLOCKING gate).
+- **RabbitMQ:** `RabbitMqConfig` class lives in `FailsafeProducer.cs`; document in `rabbitmq-stream-sync` module.
+
+---
+
+## Suite spec cross-check (`suite/_docs/01_annotations.md`)
+
+Canonical product/API narrative for this service. Use it when writing module and component docs.
+
+| Topic in suite doc | Adds context for this repo |
+|--------------------|------------------------------|
+| Annotation identity (hash id, image + YOLO label, `Time` / `CreatedDate`) | `annotations-service` + `database-layer` + `common-infrastructure` (`PathResolver`) |
+| Wire enums as integers | `wire-enums` module |
+| REST §1–6 vs §7–10 | `annotations-service` vs `media-service` |
+| Settings §11–12, directories | `settings-metadata-service` |
+| SSE | `sse-realtime` |
+| Failsafe + RabbitMQ Stream | `rabbitmq-stream-sync` |
+| Dataset note (DATASET permission) | `dataset-service` |
+
+**Drifts spotted (suite vs current code)** — reconcile in suite or in code as you prefer:
+
+1. **POST /annotations user id:** Suite lists `UserId` on request body; code uses JWT `NameIdentifier` (`annotations-service`).
+2. **GET /annotations filter:** Suite lists `missionId`; code has `FlightId` and a partial filter — see `annotations-service` module.
+
+Module docs (`modules/*.md`) carry contract detail per slice; this section stays the cross-file index.

_docs/02_document/04_verification_log.md

@@ -0,0 +1,151 @@
+# Step 4 — Verification Log
+
+Verification pass over `_docs/02_document/` against `src/` source.
+
+## Scope
+
+Documents verified:
+
+- `architecture.md`
+- `system-flows.md`
+- `data_model.md`
+- `deployment/{containerization,ci_cd_pipeline,environment_strategy,observability}.md`
+- `diagrams/flows/{flow_annotation_create,flow_sse_subscription,flow_failsafe_drain}.md`
+- (sanity re-check only) `module-layout.md`, `components/*/description.md`, `modules/*.md`
+
+## Method
+
+For each generated artifact:
+
+1. Extracted code-entity references (controllers, services, methods, DTOs, env vars, table/column names, route paths).
+2. Cross-referenced each against the actual source (`src/Program.cs`, `src/Controllers/*`, `src/Services/*`, `src/Database/*`, `src/Enums/*`, `src/DTOs/*`, `.woodpecker/build-arm.yml`, `src/Dockerfile`).
+3. Re-traced each system flow's mermaid sequence against the corresponding service/controller code.
+4. Listed corrections, applied them inline to the affected files, and recorded them below.
+
+## Counts
+
+| Item | Verified | Corrected | Open question |
+|------|----------|-----------|----------------|
+| Controllers + their routes | 6 | 0 | 0 |
+| Services + their public methods | 8 | 0 | 0 |
+| DB tables / columns | 9 / ~60 | 0 | 5 (lazy upsert / `media.duration` / class catalog mutability / id collision / outbox JSON shape) |
+| Enums | 7 | 0 | 0 |
+| Env vars | 8 | 0 | 0 |
+| Flows | 8 | 4 (F1, F7, F8, dependencies table) | 6 (consolidated below) |
+| ADRs | 7 | 1 (ADR-004 hash details) | 0 |
+
+Module-level coverage: **11 / 11 modules** documented; **6 / 6 components** assembled.
+
+## Corrections applied inline
+
+### `architecture.md`
+
+1. **Internal communication table**: tightened to reflect that SSE publish + outbox enqueue happen **only on `CreateAnnotation`**; outbox enqueue is gated by `system_settings.silent_detection`. Added explicit row noting `DatasetService` writes are silent on SSE/outbox today.
+2. **ADR-004 (annotation id hash)**: replaced "hash of bytes" with the actual `ComputeHash` strategy — `XxHash64` over a deterministic sample (length prefix + head/middle/tail 1 KB for inputs > 3072 bytes; full bytes otherwise). Documented collision implication.
+3. **Open Architectural Risks**: rewrote with verified findings — silent Update/Delete/dataset paths, `silent_detection` semantics, F1 non-atomicity, static `EnqueueAsync` vs project rule.
+4. **Section 4 "Data flow summary"**: split into Create-only / Update-and-friends / read paths, removed the inaccurate claim that thumbnails are produced inline by Create.
+
+### `system-flows.md`
+
+1. **F1 sequence + data flow + error scenarios**: replaced with the verified ordering — image file → optional media row → annotation → detections (`BulkCopyAsync`) → label file → SSE publish → conditional outbox enqueue. Removed thumbnail write from the Create path.
+2. **F7 ("Reset call missed" risk)**: removed — verified that `SettingsService` calls `pathResolver.Reset()` at lines 71 and 85 of `Services/SettingsService.cs`. Replaced with a "Verified" note.
+3. **F8 (Dataset bulk status)**: rewrote — `DatasetService.UpdateStatus` and `BulkUpdateStatus` issue direct `UPDATE annotations SET status` statements only. **They do NOT publish SSE and do NOT enqueue the outbox.** Updated routes (`PATCH /dataset/{id}/status`, `POST /dataset/bulk-status`) and error scenarios accordingly.
+4. **Flow Dependencies table**: corrected F1 row (gating + Create-only), F3 row (only F1 Create publishes), F8 row (no SSE / no outbox today).
+
+### `diagrams/flows/flow_annotation_create.md`
+
+- Replaced sequence + flowchart to match the verified F1 ordering (image first, optional media, label, SSE, conditional outbox); thumbnail removed.
+- Added note that Update/UpdateStatus/Delete are silent today.
+
+### `diagrams/flows/flow_sse_subscription.md`, `flow_failsafe_drain.md`
+
+- No structural corrections needed; spot-checked sequence vs `AnnotationsController.Events`, `AnnotationEventService`, `FailsafeProducer.EnqueueAsync`. Notes already capture multi-drainer dedupe and channel-unbounded back-pressure concerns.
+
+### `data_model.md`
+
+- No structural corrections; verified every column name and default against `Database/DatabaseMigrator.cs` and `Database/Entities/*.cs`. Spot-quirk (`detection_classes` ids 9 + 10 share `#000080`) is pre-existing and noted.
+
+### `deployment/*`
+
+- No structural corrections; verified `.woodpecker/build-arm.yml` step-by-step, `Dockerfile` two-stage build, `Program.cs` env-var fallbacks.
+
+## Confirmed entities (sample — full list traced during the pass)
+
+Controllers and routes (file:line where attributes were inspected):
+
+- `AnnotationsController` — `Controllers/AnnotationsController.cs:10–80` — `[Route("annotations")]`, `[Authorize(Policy = "ANN")]`, all listed routes match.
+- `MediaController` — `Controllers/MediaController.cs:10–55` — `[Route("media")]`, `[Authorize(Policy = "ANN")]`, routes: `POST`, `POST /batch`, `GET`, `GET /{id}/file`, `DELETE /{id}`.
+- `DatasetController` — `Controllers/DatasetController.cs:9–41` — `[Route("dataset")]`, `[Authorize(Policy = "DATASET")]`, routes: `GET`, `GET /{annotationId}`, `PATCH /{annotationId}/status`, `POST /bulk-status`, `GET /class-distribution`.
+- `SettingsController` — `Controllers/SettingsController.cs:10–66` — `[Route("settings")]`, segments `system`, `directories`, `camera`, `user` each with GET + PUT.
+- `ClassesController` — `Controllers/ClassesController.cs:9–13` — `[Route("classes")]`, `[Authorize]`, single `[HttpGet]`.
+- `AuthController` — **removed** in the auth refactor; annotations no longer mints or refreshes tokens. `JwtExtensions.AddJwtAuth` (verifier-only, ES256 over admin's JWKS) is the sole auth wiring in `Program.cs`.
+
+Services:
+
+- `AnnotationService.CreateAnnotation` (`Services/AnnotationService.cs:13–104`) — verified sequence used to rewrite F1.
+- `AnnotationService.UpdateAnnotation` / `UpdateStatus` / `DeleteAnnotation` — verified that none publish SSE or enqueue outbox.
+- `DatasetService.UpdateStatus` / `BulkUpdateStatus` (`Services/DatasetService.cs:75–94`) — verified silent on SSE / outbox.
+- `SettingsService` — verified `pathResolver.Reset()` calls at lines 71, 85.
+- `FailsafeProducer.EnqueueAsync` — confirmed as the public outbox-write helper, called by `AnnotationService.CreateAnnotation` only.
+
+Tables / migrator (`Database/DatabaseMigrator.cs`):
+
+- All 9 tables referenced in `data_model.md` exist with the columns and defaults as documented; idempotent `CREATE TABLE IF NOT EXISTS` + `ALTER TABLE … IF NOT EXISTS`; `detection_classes` seed of 19 rows with `ON CONFLICT DO NOTHING`.
+
+Env vars (`Program.cs`):
+
+- Required (fail-fast via `ConfigurationResolver.ResolveRequiredOrThrow`): `DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL`.
+- Optional with defaults: `RABBITMQ_HOST`, `RABBITMQ_STREAM_PORT`, `RABBITMQ_PRODUCER_USER`, `RABBITMQ_PRODUCER_PASS`, `RABBITMQ_STREAM_NAME`.
+- CORS: `CorsConfig:AllowedOrigins` (string array) + `CorsConfig:AllowAnyOrigin` (bool); `CorsConfigurationValidator.EnsureSafeForEnvironment` blocks startup in `Production` when origins are empty and `AllowAnyOrigin` is not explicitly set.
+
+CI (`.woodpecker/build-arm.yml`):
+
+- `event: [push, manual]`, `branch: [dev, stage, main]`, `platform: arm64`, secret refs, `${BRANCH}-arm` tag, OCI image labels — all verified.
+
+## Stakeholder resolutions (closed 2026-05-14)
+
+The six open questions surfaced by this pass were resolved with the maintainer. Authoritative wording lives in `architecture.md` (ADR-004, ADR-008..ADR-011 + Refactor Backlog RB-01..RB-06). Quick map:
+
+| Question | Resolution | Tracked |
+|----------|------------|---------|
+| Are silent Update/Delete/dataset-status changes intentional? | No — World B is the design; the drainer (`FailsafeProducer.cs:108–123`) was already plumbed for `Validated` + `Deleted` ops, the producer side was never wired in the new HTTP backend (legacy WPF UI did this directly). Wire all mutations to publish + enqueue. | ADR-009 / RB-01 |
+| `silent_detection` semantics? | Remove the flag entirely — superseded by the suite e2e harness. | ADR-010 / RB-02 |
+| F1 atomicity (FS / DB / outbox)? | Adopt a business-transaction wrapper (transactional outbox); FS writes go post-commit. | ADR-008 / RB-03 |
+| `XxHash64` over sample collision risk? | Switch to `XxHash3.Hash128` over the same sample (file-size-independent — videos can be 3–5 GB). | ADR-004 / RB-04 |
+| `FailsafeProducer.EnqueueAsync` static + DB I/O? | Accept as-is; documented `coderule.mdc` deviation. | (no refactor) |
+| `detection_classes` static or admin-managed? | Admin-managed with read-through cache (`PathResolver`-style `Reset()`). | ADR-011 / RB-06 |
+
+### Additional finding while verifying #1
+
+- `FailsafeProducer.cs:138` has an empty `catch { }` that swallows `IOException` on image read and emits a stream message with `image = null`. Direct `coderule.mdc` violation ("never suppress errors silently"). Operationally invisible failure mode. Tracked as RB-05 (architecture doc).
+
+## Step 4.5 follow-on resolutions (closed 2026-05-14)
+
+Confirmed alongside the Step 4.5 condensed-view approval:
+
+| Question | Resolution | Tracked |
+|----------|------------|---------|
+| Suite vs code: `Flight` (code) vs `mission` (suite spec) | Rename code → `Mission*`; suite stays canonical | ADR-012 / RB-07 |
+| Stream consumer dedupe contract owner | This service owns it; dedupe by `(annotationId, operation, dateTime)` baked into the wire message | ADR-013 / RB-09 |
+| Hard-delete vs soft-delete | Soft-delete: status → `Deleted (40)`, files relocated to a new `deleted_dir` | ADR-009 (folded in) / RB-01 |
+| Tight coupling 04 Dataset ↔ 01 Annotations REST | Decouple — dataset writes flow through `AnnotationService` via a public domain interface | RB-08 |
+
+## Remaining gaps and uncertainties (carried into Step 6 problem extraction)
+
+1. **`media.duration` format**: TEXT NOT NULL is permissive; format is unspecified.
+2. **Lazy-upsert semantics** for `system_settings` / `directory_settings` / `camera_settings` — confirm services initialize defaults vs rely on user-driven inserts.
+3. **`UserId` body field vs JWT subject** drift — reconcile in suite spec or in code.
+4. **No automated tests in repo**: addressed by autodev Phase A Steps 3–7.
+
+## Completeness score
+
+- 11 / 11 modules documented (`modules/*.md`).
+- 6 / 6 components assembled (`components/*/description.md`).
+- 1 / 1 module-layout file (`module-layout.md`).
+- 1 / 1 architecture file (`architecture.md`).
+- 1 / 1 system-flows file (`system-flows.md`) covering 8 flows.
+- 1 / 1 data-model file (`data_model.md`) covering 9 tables.
+- 4 / 4 deployment files (`deployment/*.md`).
+- 3 flow diagrams (F1, F3, F4) in `diagrams/flows/`.
+
+**Score: 100% of modules + components covered.** Remaining open items are behavioral questions, not coverage gaps.

_docs/02_document/FINAL_report.md

@@ -0,0 +1,183 @@
+# Azaion.Annotations — Documentation Report
+
+## Executive Summary
+
+Reverse-engineered the `Azaion.Annotations` codebase bottom-up — 11 module docs → 6 component specs → 1 system architecture + 8 verified flows + ER diagram + deployment + glossary, then synthesized a retrospective `solution.md` and a 5-file problem extraction. Verification surfaced 8 behavioral discrepancies between code and the suite-level `01_annotations.md` narrative; all 8 were resolved with stakeholder decisions, captured as 13 ADRs and 9 Refactor Backlog items (RB-01..RB-09) inside `architecture.md`.
+
+## Problem Statement
+
+`Azaion.Annotations` is the suite's annotation lifecycle service. It is the single owner of the `annotations` table, the YOLO label files on disk, and the lifecycle event stream. Three independent consumers (Annotator UI, AI training pipeline, admin sync worker) need the same data shaped differently — push for humans (SSE), durable-pull for machines (RabbitMQ Stream) — and this service is the one place that reconciles those needs. See `_docs/00_problem/problem.md`.
+
+## Architecture Overview
+
+Single .NET 10 ASP.NET Core service, single PostgreSQL state-of-record, content-addressed filesystem cache, in-process SSE channel + transactional outbox drained to RabbitMQ Stream by a hosted background service. JWT bearer with three policies (`ANN`, `DATASET`, `ADM`). Idempotent boot-time DDL migrator removes a separate migration deploy step.
+
+13 ADRs captured the choices; 9 Refactor Backlog items capture the agreed-upon next moves. Full detail: `_docs/02_document/architecture.md`.
+
+**Technology stack**: .NET 10 + ASP.NET Core + Linq2DB + Npgsql + JwtBearer + RabbitMQ.Stream.Client + MessagePack + xxHash3 (per RB-04) on PostgreSQL 13+.
+
+**Deployment**: ARM64 multi-arch Docker image; branch-driven Woodpecker CI emits `${BRANCH}-arm` tags; orchestrator-managed at the suite level.
+
+## Component Summary
+
+| # | Component | Purpose | Dependencies | Epic |
+|---|-----------|---------|--------------|------|
+| 01 | annotations-rest | Annotation CRUD + image/thumbnail file routes; YOLO label write; lifecycle producer | 02, 06 | TBD (Phase B) |
+| 02 | annotations-realtime-sync | In-process SSE channel + transactional outbox + `FailsafeProducer` to RabbitMQ Stream | 06 | TBD (Phase B) |
+| 03 | media | Multipart media upload (single + batch), file download, soft delete | 06 | TBD (Phase B) |
+| 04 | dataset | Dataset exploration: filters, class distribution, bulk status writes | 06 (today couples 01 — RB-08) | TBD (Phase B) |
+| 05 | settings-metadata | System / directory / camera / user settings + detection class catalog | 06 | TBD (Phase B) |
+| 06 | platform | Composition root, JWT, error envelope, path resolver, DB migrator | — | TBD (Phase B) |
+
+**Implementation order** (logical layer dependency, not "to-build" — the codebase already exists):
+1. `06 platform` is the foundation; every other component imports from it.
+2. `02 annotations-realtime-sync` is the lifecycle substrate `01` and (post RB-01) `04` feed into.
+3. `01 annotations-rest`, `03 media`, `05 settings-metadata` sit on top of `06` directly.
+4. `04 dataset` reads the storage `01` writes; today via direct DB coupling, post RB-08 via `AnnotationService`.
+
+**Refactor sequencing** is what Phase B will plan (Steps 8 onward); the Refactor Backlog already orders the items by impact:
+
+1. RB-01 (lifecycle observability across mutations) — unblocks RB-09 stream contract and most Step 14 audit work.
+2. RB-03 (transactional outbox wrapper) — required before RB-01 is testable.
+3. RB-04 (xxHash3.Hash128) — small, isolated, can run parallel.
+4. RB-02 (drop `silent_detection`) — small cleanup, after RB-01.
+5. RB-08 (decouple `04 dataset` writes) — unblocks soft-delete read filtering.
+6. RB-07 (`Flight*` → `Mission*` rename) — high-touch, needs coordination with suite consumers.
+7. RB-06 (admin-managed detection classes) — feature, can run parallel.
+8. RB-05 (replace `catch { }` in `FailsafeProducer.cs:138`) — trivial, anytime.
+9. RB-09 (stream dedupe contract `(annotation_id, operation, date_time)`) — depends on RB-01.
+
+## System Flows
+
+| Flow | Description | Key Components |
+|------|-------------|---------------|
+| F1 | Annotation create — content-address image, persist, write label, fan-out (SSE + outbox) | 01, 02, 06 |
+| F2 | Annotation listing / detail | 01, 06 |
+| F3 | Real-time SSE subscription per mission | 01, 02, 06 |
+| F4 | Failsafe outbox drain (background loop) → RabbitMQ Stream | 02, 06 |
+| F5 | Media upload (single + batch) | 03, 06 |
+| F6 | Auth: login + refresh token rotation | 06 |
+| F7 | Directory settings change → `pathResolver.Reset()` invariant | 05, 06 |
+| F8 | Dataset bulk status update | 04, 06 |
+
+Full sequence diagrams: `_docs/02_document/system-flows.md` and `_docs/02_document/diagrams/flows/`.
+
+## Risk Summary
+
+Risks here are the operational / behavioral risks captured during verification + Step 14 candidates from `security_approach.md`. They live in `architecture.md` (Risks + Refactor Backlog) and will be mirrored into a formal risk register during Phase B Step 12.
+
+| Level | Count | Key Risks |
+|-------|-------|-----------|
+| Critical | 0 | — |
+| High | 3 | (1) silent mutation paths break downstream consumers (RB-01); (2) outbox not transactional with FS+DB write (RB-03); (3) outbox has no row-leasing → multi-instance double-publish (OP-02 / blocked by RB-09 contract). (Former SEC-01 — JWT issuer/audience not validated — closed by the auth refactor.) |
+| Medium | 3 | xxHash64 collision tolerance (RB-04); `silent_detection` ambiguity (RB-02); Swagger in prod (SEC-04); `04 dataset` direct-DB coupling (RB-08). (Former SEC-03 — CORS wide-open — closed by `CorsConfigurationValidator`.) |
+| Low | 6 | `Flight` vs `Mission` naming drift (RB-07); empty `catch{}` (RB-05); `detection_classes` not admin-CRUD (RB-06); upload MIME whitelist (SEC-05); rate limiting (SEC-06); audit log substrate (SEC-08). |
+
+**Iterations completed**: 1 verification pass with stakeholder review.
+**All Critical/High risks mitigated**: No — High items are tracked as RB-01, RB-03, and OP-02 (multi-instance constraint, time-boxed by current single-instance deployment). SEC-01 / SEC-02 / SEC-03 (the original auth + CORS gaps) were closed by the auth + CORS refactor between Steps 1 and 4. Remaining mitigations are scheduled, not executed.
+
+## Test Coverage
+
+The repo currently has **zero automated tests** (`_docs/02_document/00_discovery.md`) and CI runs only build-and-push (`.woodpecker/build-arm.yml`). Test coverage is planned, not measured.
+
+| Component | Integration | Performance | Security | Acceptance | AC Coverage |
+|-----------|-------------|-------------|----------|------------|-------------|
+| 01 annotations-rest | 0 / TBD (Step 3) | 0 / TBD (Step 15) | 0 / TBD (Step 14) | 0 / 8 ACs | 0 / 8 |
+| 02 realtime-sync | 0 / TBD | 0 / TBD | 0 / TBD | 0 / 4 ACs | 0 / 4 |
+| 03 media | 0 / TBD | 0 / TBD | 0 / TBD | 0 / 2 ACs | 0 / 2 |
+| 04 dataset | 0 / TBD | 0 / TBD | 0 / TBD | 0 / 2 ACs | 0 / 2 |
+| 05 settings-metadata | 0 / TBD | 0 / TBD | 0 / TBD | 0 / 3 ACs | 0 / 3 |
+| 06 platform | 0 / TBD | 0 / TBD | 0 / TBD | 0 / 5 ACs | 0 / 5 |
+
+**Overall acceptance criteria coverage**: 0 / 24 functional ACs + 0 / 5 non-functional ACs (0%).
+
+The autodev existing-code Phase A Steps 3 (Test Spec) and 6 (Implement Tests) own filling this matrix.
+
+## Epic Roadmap
+
+The current invocation completed **Phase A Step 1 (Document)** of the autodev existing-code flow. No tracker epics have been opened yet. The work that follows in Phase A produces the test surface and the security/perf baselines:
+
+| Order | Phase A Step | Output | Effort | Dependencies |
+|-------|--------------|--------|--------|-------------|
+| 1 | Step 2 — Documentation Quality Audit | gap log | S | this report |
+| 2 | Step 3 — Test Spec | per-component `tests.md` (functional + integration shape) | M | step 2 |
+| 3 | Step 4 — Risk Mitigations | `risk_mitigations.md` | S | step 2 |
+| 4 | Step 5 — Solution Extraction (already done — see `_docs/01_solution/solution.md`) | — | — | — |
+| 5 | Step 6 — Implement Tests | actual test project + green CI step | L | step 3 |
+| 6 | Step 7 — Test Audit | coverage report against AC matrix | S | step 6 |
+
+Phase B (Feature Cycle) then runs per feature/refactor. The 9 Refactor Backlog items become the first batch of Phase B epics; sizing per the user's Jira complexity rules will be 2–5 points each, except RB-07 (rename across DTOs/controllers/consumers — likely 5).
+
+**Total estimated effort**: not committed. Phase A Steps 2–7 are scoped against this report; Phase B sizes per epic.
+
+## Key Decisions Made
+
+These are the 13 ADRs from `architecture.md`. Eight of them came from the verification stakeholder review.
+
+| # | Decision | Rationale | Alternatives rejected |
+|---|----------|-----------|----------------------|
+| ADR-001 | In-process SSE channel for UI fan-out, separate transactional outbox for durable consumers | Sub-ms UI latency without standing up a broker for the inner loop | Single broker for both (UI latency hit); Postgres LISTEN/NOTIFY for UI (delivery semantics insufficient) |
+| ADR-002 (RETIRED) | Originally: symmetric HS256 JWT, no issuer/audience validation. Now: ES256 verifier-only over admin's JWKS, with `iss` / `aud` / `exp` / `alg` all enforced. | Identity is centralised in admin; annotations holds no signing material | The original symmetric scheme it replaced |
+| ADR-003 | Linq2DB + idempotent SQL DDL migrator (no EF, no DbUp/FluentMigrator) | Lighter dependency surface; one less deploy step (ADR-007) | EF Core migrations (heavier); FluentMigrator (separate runner) |
+| ADR-004 | Annotation id = `XxHash3.Hash128` over a sampled image-bytes window | 128-bit space tolerates the suite's annotation volume; sampled keeps large-frame ingest cheap | Full SHA-256 (CPU); xxHash64 (collision space too small — RB-04 was the upgrade) |
+| ADR-005 | Swagger UI mounted unconditionally | Internal-only deployment; aids debugging | Gating by env (deferred to SEC-04) |
+| ADR-006 (RETIRED) | Originally: CORS `AllowAny*`. Now: config-driven allow-list (`CorsConfig:AllowedOrigins` + opt-in `AllowAnyOrigin`) gated by `CorsConfigurationValidator` per environment. | Production cannot start without an explicit origin policy | The original wide-open default |
+| ADR-007 | DDL applied at boot, not in CI | Single deploy step; matches container-immutable model | Separate migration job (deploy complexity) |
+| ADR-008 | Business-transaction wrapper (transactional outbox) for annotation lifecycle | Atomicity across DB + outbox; FS write tolerated as best-effort with cleanup | DTC across FS + DB + RabbitMQ (heavyweight, not portable) |
+| ADR-009 | Every mutation path emits SSE + enqueues outbox row | One observability contract for humans + machines | SSE-only (durability gap for AI/admin worker); outbox-only (UI latency) |
+| ADR-010 | Remove `silent_detection` flag | Behavior is contradictory once ADR-009 holds | Keep flag and gate on it (forces every consumer to interpret it) |
+| ADR-011 | Detection class catalog becomes admin-managed (CRUD + cache) | Catalog evolves with deployments; migrator-only is a deploy-time-only escape hatch | Static catalog (RB-06 supersedes) |
+| ADR-012 | Canonical term is `Mission`; `Flight*` symbols renamed | Single suite-level vocabulary | Keep `Flight` in this service (drift cost grows over time) |
+| ADR-013 | On-the-wire dedupe key: `(annotation_id, operation, date_time)` | Lets every downstream consumer dedupe re-deliveries safely | Per-consumer offset trust (fragile under outbox replay) |
+
+## Open Questions
+
+All 6 verification-pass questions were resolved during stakeholder review. Genuinely-open follow-ups now:
+
+| # | Question | Impact | Assigned To |
+|---|----------|--------|-------------|
+| 1 | Are P50/P95/P99 latency / throughput targets contracted anywhere in the suite? | Bounds NFR ACs (`AC-N-*`) and Step 15 perf-test shape. | Suite ops / product |
+| 2 | What is the upload format whitelist `/media` should enforce? | Bounds SEC-05 fix scope. | Detections-pipeline owner |
+| 3 | RPO/RTO contract for `images_dir` and `deleted_dir`? | Bounds the soft-delete restore story (post RB-01). | Suite ops |
+| 4 | Stream retention window for `azaion-annotations`? | Bounds the consumer replay window the AI pipeline depends on. | Suite ops |
+| 5 | Is multi-tenancy on the roadmap within the doc horizon? | Decides whether SEC-07 is a Step 14 must-fix or a deferred gap. | Product |
+
+## Artifact Index
+
+| File | Description |
+|------|-------------|
+| `_docs/02_document/architecture.md` | Architecture vision, 13 ADRs, refactor backlog, NFRs |
+| `_docs/02_document/system-flows.md` | F1–F8 verified flow narratives |
+| `_docs/02_document/data_model.md` | ERD + per-table contract reproduced from `DatabaseMigrator.cs` |
+| `_docs/02_document/glossary.md` | 36 canonical terms (suite + project + code-level) |
+| `_docs/02_document/module-layout.md` | Module → component mapping |
+| `_docs/02_document/04_verification_log.md` | Verification pass corrections + stakeholder resolutions |
+| `_docs/02_document/components/01_annotations-rest/description.md` | Component 01 spec |
+| `_docs/02_document/components/02_annotations-realtime-sync/description.md` | Component 02 spec |
+| `_docs/02_document/components/03_media/description.md` | Component 03 spec |
+| `_docs/02_document/components/04_dataset/description.md` | Component 04 spec |
+| `_docs/02_document/components/05_settings-metadata/description.md` | Component 05 spec |
+| `_docs/02_document/components/06_platform/description.md` | Component 06 spec |
+| `_docs/02_document/modules/*.md` | 11 module-level deep-dives |
+| `_docs/02_document/diagrams/components.md` | Component diagram (Mermaid) |
+| `_docs/02_document/diagrams/flows/flow_annotation_create.md` | F1 sequence (verified) |
+| `_docs/02_document/diagrams/flows/flow_sse_subscription.md` | F3 sequence |
+| `_docs/02_document/diagrams/flows/flow_failsafe_drain.md` | F4 sequence |
+| `_docs/02_document/deployment/containerization.md` | Dockerfile-derived deployment notes |
+| `_docs/02_document/deployment/ci_cd_pipeline.md` | Woodpecker pipeline-derived notes |
+| `_docs/02_document/deployment/environment_strategy.md` | Env-var contract + ASPNETCORE_ENVIRONMENT use |
+| `_docs/02_document/deployment/observability.md` | Logging + `/health` + outbox depth gap |
+| `_docs/02_document/common-helpers/01_http-error-envelope.md` | Suite error envelope contract |
+| `_docs/01_solution/solution.md` | Retrospective per-component solution table |
+| `_docs/00_problem/problem.md` | Retrospective problem statement |
+| `_docs/00_problem/restrictions.md` | HW / SW / ENV / OP / suite-level restrictions |
+| `_docs/00_problem/acceptance_criteria.md` | 24 functional + 5 non-functional ACs |
+| `_docs/00_problem/input_data/data_parameters.md` | REST DTOs + env vars + seed data + wire format |
+| `_docs/00_problem/security_approach.md` | Auth/AuthZ/secrets posture + 8 SEC-XX gaps |
+
+## Cross-references
+
+- Suite-level integration narrative: `suite/_docs/01_annotations.md`
+- Repo-config (monorepo discovery): `_docs/_repo-config.yaml`
+- Autodev state: `_docs/_autodev_state.md`
+- Document skill internal state: `_docs/02_document/state.json`

_docs/02_document/architecture.md

@@ -0,0 +1,403 @@
+# Azaion.Annotations — Architecture
+
+> **Source of truth for service-internal architecture.** Suite-level integration narrative lives in `../../../suite/_docs/01_annotations.md`. This file documents what the code in `src/` actually implements, derived bottom-up from module and component docs.
+
+## Architecture Vision
+
+**Status**: confirmed-by-user 2026-05-14.
+
+Azaion.Annotations is a single .NET 10 ASP.NET Core service in the Azaion suite that owns the authoritative HTTP + streaming surface for annotation lifecycle, media upload, dataset exploration, and system metadata. State of record is PostgreSQL (Linq2DB + Npgsql) with an idempotent boot-time migrator. Real-time fan-out is in-process SSE; durable cross-service export is a transactional-outbox + RabbitMQ Stream pipeline producing MessagePack frames consumed by the admin sync worker and the AI training pipeline. The runtime is one container per node, ARM64-first via Woodpecker CI, with branch-driven image tags (`dev` | `stage` | `main`).
+
+### Components & responsibilities
+
+- **06 Platform** — shared kernel: DB, enums, JWT, error middleware, paths, composition root.
+- **02 Annotations realtime & sync** — SSE channel + RabbitMQ Stream failsafe drainer.
+- **01 Annotations REST** — annotation CRUD + image/thumbnail file routes; the lifecycle producer.
+- **03 Media** — upload (single + batch), list, download, delete.
+- **04 Dataset** — read-heavy `/dataset` surface + `DATASET`-policy status writes (planned to route through `01 Annotations REST` per RB-08).
+- **05 Settings & metadata** — system / directory / camera / user settings + `/classes` catalog (becoming admin-managed per RB-06).
+
+### Major data flows
+
+- **F1 — Annotation create**: bytes → image file → DB rows → label file → SSE → outbox; will be wrapped in a business transaction (ADR-008).
+- **F3 — SSE subscription**: UI long-poll on `/annotations/events`.
+- **F4 — Outbox drain**: `FailsafeProducer` pumps queue rows to the RabbitMQ stream `azaion-annotations`.
+- **F2 / F5 / F6 / F7 / F8** — read paths, media uploads, auth refresh, directory cache reset, dataset bulk status.
+
+### Principles / non-negotiables
+
+- **Wire enums are integer-stable** (suite contract). [inferred-from: `modules/wire-enums.md`, `suite/_docs/01_annotations.md`]
+- **Annotation id is content-addressed** via a sampled image-bytes hash; remains file-size-independent (videos to ~5 GB). [inferred-from: `AnnotationService.ComputeHash`, ADR-004]
+- **PostgreSQL is the state of record**; the filesystem is a content-addressed cache. [inferred-from: `data_model.md`, `system-flows.md` F1]
+- **The transactional outbox is the durability boundary**; SSE is best-effort. [inferred-from: ADR-003 / ADR-008]
+- **Lifecycle observability is World B**: every mutation publishes SSE and enqueues the outbox. [inferred-from: `FailsafeProducer` drainer plumbing for `Validated`/`Deleted`; maintainer resolution 2026-05-14 → ADR-009 / RB-01]
+- **Soft-delete with file relocation**: `DeleteAnnotation` flips status to `AnnotationStatus.Deleted = 40` and moves files to a deleted-files directory rather than removing rows. [inferred-from: maintainer resolution 2026-05-14 → ADR-009 / RB-01]
+- **Stream consumer dedupe contract is owned by this service**: outbox messages must carry enough metadata for downstream consumers to dedupe on `(annotationId, operation, dateTime)`. [inferred-from: maintainer resolution 2026-05-14 → ADR-013 / RB-09]
+- **Mission is the canonical domain term**: code currently uses `FlightId`; the suite spec uses `missionId`. Code aligns to suite (rename, not the other way). [inferred-from: `00_discovery.md` drift list; maintainer resolution 2026-05-14 → ADR-012 / RB-07]
+- **Dataset writes flow through the annotation domain service**: `04 Dataset` does not edit `annotations` rows directly. [inferred-from: `module-layout.md` Verification Needed §1; maintainer resolution 2026-05-14 → RB-08]
+- **DB-driven runtime config**: directory roots and detection classes change at runtime via `ADM` endpoints, not redeploy. [inferred-from: `PathResolver.Reset`, ADR-011]
+
+### Open questions / drift signals (residual)
+
+- `UserId` body field vs JWT `NameIdentifier` (suite spec lists `UserId` on `POST /annotations`; code uses JWT subject). Reconcile in suite or code.
+- The exact dedupe key shape for downstream consumers — `(annotationId, operation, dateTime)` is the working assumption per RB-09; suite consumer doc must be updated to match.
+
+---
+
+## 1. System Context
+
+**Problem being solved**: Provide the canonical HTTP + streaming API for **annotation lifecycle** (create / update / status / delete / list / files), **media** (upload, list, download), **dataset exploration** (`DATASET` policy reads + bulk status writes), and **system metadata** (settings + detection class catalog), with **real-time SSE** push to UI consumers and **failsafe** export to RabbitMQ Stream consumers (admin sync, AI training).
+
+**System boundaries**:
+- **Inside**: a single ASP.NET Core process (`Azaion.Annotations.dll`), its embedded migrator, in-memory SSE channel, in-process `BackgroundService` outbox drain, and the on-disk image / label / thumbnail / results layout under `directory_settings`.
+- **Outside**: PostgreSQL (state of record), RabbitMQ Streams (durable annotation export), the on-disk media/data filesystem (mounted), and every authenticated HTTP / SSE consumer (UIs, detections service, admin sync worker, AI training).
+
+**External systems**:
+
+| System | Integration Type | Direction | Purpose |
+|--------|------------------|-----------|---------|
+| PostgreSQL | DB (Linq2DB / Npgsql) | Both | State of record (annotations, media, queue, settings, classes) |
+| RabbitMQ Streams | Stream client (`RabbitMQ.Stream.Client`) | Outbound | Durable export of annotation lifecycle (`azaion-annotations` stream) |
+| Filesystem (mounted) | File I/O | Both | Annotation images, YOLO label `.txt`, thumbnails, results, GPS routes/sat |
+| Annotator UI / Dataset Explorer UI | REST + SSE | Inbound | User flows (suite `01_annotations.md`, `09_dataset_explorer.md`) |
+| Detections service (suite `detections`) | REST | Inbound | POST annotations after model inference; long-running tokens are refreshed against admin (annotations no longer mints tokens) |
+| Admin sync worker / AI training | RabbitMQ Streams | Outbound | Consume `azaion-annotations` stream offsets (suite `Annotation Sync`) |
+
+## 2. Technology Stack
+
+| Layer | Technology | Version | Rationale |
+|-------|------------|---------|-----------|
+| Language | C# | `net10.0` (`src/Azaion.Annotations.csproj`) | Single language across suite .NET services |
+| Framework | ASP.NET Core (minimal hosting + controllers) | net10.0 | Built-in JWT, CORS, Swagger, hosted services |
+| ORM / DB driver | Linq2DB + Npgsql | per `csproj` | Linq2DB used for `ITable<>` repositories; Npgsql under the hood |
+| Database | PostgreSQL | not pinned in code (URL-driven) | Suite-wide datastore |
+| Auth | JWT Bearer (`Microsoft.AspNetCore.Authentication.JwtBearer`) — verifier-only, ES256 over admin's JWKS | net10.0 | Issuer/audience/lifetime/signature all validated; admin is the sole issuer (see Section 7) |
+| Messaging | RabbitMQ Streams (`RabbitMQ.Stream.Client`) + MessagePack | per `csproj` | Durable, replayable annotation export |
+| API docs | Swashbuckle (Swagger / Swagger UI) | per `csproj` | Always mounted (see ADR-005) |
+| Hashing | `System.IO.Hashing` | net10.0 stdlib | Annotation id derived from image bytes hash |
+| Hosting | `WebApplication` + `IHostedService` | net10.0 | `FailsafeProducer` runs in-process |
+| Container | `mcr.microsoft.com/dotnet/aspnet:10.0` | linux/arm64 + linux/amd64 | Multi-arch image, ARM-first per Woodpecker |
+| CI | Woodpecker CI (`.woodpecker/build-arm.yml`) | n/a | Branch-based image tag (`${BRANCH}-arm`) |
+
+**Key constraints (evidenced in code/config)**:
+- `DATABASE_URL` is **required** at startup — `ConfigurationResolver.ResolveRequiredOrThrow` throws if not set. The string is auto-converted from `postgresql://user:pass@host:port/db` URI form to Linq2DB's `Host=…;Username=…` form by `Program.ConvertPostgresUrl`.
+- JWT verification is **required** at startup — `JWT_ISSUER`, `JWT_AUDIENCE`, and `JWT_JWKS_URL` are all resolved by `ConfigurationResolver.ResolveRequiredOrThrow`. There is no insecure fallback. The JWKS URL is fetched with `HttpDocumentRetriever`, whose `RequireHttps` flag is gated on `ASPNETCORE_ENVIRONMENT`: HTTPS is required for any value other than `E2ETest` (Development, Staging, Production, and unset all enforce HTTPS); only `E2ETest` relaxes the flag to support the in-cluster mock issuer documented in `tests/environment.md`. The relaxation is gated in source (`src/Auth/JwtExtensions.cs`), not in config.
+- Default directory roots are `/data/{videos,images,labels,results,thumbnails,gps_sat,gps_route}` (migrator `directory_settings` defaults) → operator must mount or override at the DB level via `PUT /settings/directories`.
+- CORS is **environment-gated**: `CorsConfigurationValidator.EnsureSafeForEnvironment` refuses to start in `Production` when `CorsConfig:AllowedOrigins` is empty unless `CorsConfig:AllowAnyOrigin=true` is set explicitly. ADR-006 was retired together with the wide-open default.
+
+## 3. Deployment Model
+
+**Environments** (evidenced from CI branches): `dev`, `stage`, `main` → image tag `${CI_COMMIT_BRANCH}-arm` pushed to a private registry resolved from `REGISTRY_HOST` secret.
+
+**Infrastructure**:
+- Single .NET service container; container exposes port `8080`.
+- Multi-arch build supported in the Dockerfile (`--platform=$BUILDPLATFORM`, `$TARGETARCH`); the ARM Woodpecker pipeline currently only emits `arm64`.
+- Scaling is **vertical-only** as written: SSE uses an in-process `Channel<AnnotationEventDto>`, and the `FailsafeProducer` outbox drainer is a per-instance `BackgroundService` — see "Open Architectural Risks".
+
+**Environment-specific configuration** (defaults vs production):
+
+| Config | Source | Development default | Production behavior |
+|--------|--------|---------------------|---------------------|
+| `DATABASE_URL` | env or `Database:Url` config key | none — fail-fast on missing (`ConfigurationResolver`) | MUST set |
+| `JWT_ISSUER` | env or `Jwt:Issuer` config key | none — fail-fast | MUST set (matches admin's issuer) |
+| `JWT_AUDIENCE` | env or `Jwt:Audience` config key | none — fail-fast | MUST set (matches admin's audience for this service) |
+| `JWT_JWKS_URL` | env or `Jwt:JwksUrl` config key | none — fail-fast; HTTPS required | MUST set to admin's JWKS endpoint |
+| `RABBITMQ_HOST` / `RABBITMQ_STREAM_PORT` | env | `127.0.0.1` / `5552` | Override per environment |
+| `RABBITMQ_PRODUCER_USER` / `_PASS` | env | `azaion_producer` / `producer_pass` | Override |
+| `RABBITMQ_STREAM_NAME` | env | `azaion-annotations` | Usually kept (suite contract) |
+| `CorsConfig:AllowedOrigins` | `IConfiguration` (string array) | empty | MUST set (or set `AllowAnyOrigin=true` explicitly) — `CorsConfigurationValidator` refuses to start in Production otherwise |
+| `CorsConfig:AllowAnyOrigin` | `IConfiguration` (bool) | false | Explicit opt-in for permissive policy |
+| Directory roots (`/data/...`) | DB `directory_settings` | hard-coded SQL defaults | Tune via `PUT /settings/directories` (calls `PathResolver.Reset`) |
+| Swagger UI | `Program.cs` | mounted | **Also mounted in prod** (ADR-005) |
+| `AZAION_REVISION` | Dockerfile build arg `CI_COMMIT_SHA` | `unknown` | Stamped per-image |
+
+## 4. Data Model Overview
+
+> Detailed ERD, indexes, and migration semantics live in `data_model.md`. This section is the cross-component summary.
+
+**Core entities** (owned by `06_platform`; consumed by feature components):
+
+| Entity | Description | Owned by component |
+|--------|-------------|---------------------|
+| `media` | Uploaded image/video reference (waypoint-scoped) | `03_media` (writes) / `01_annotations-rest` (reads) |
+| `annotations` | Annotation row keyed by image-bytes hash, soft-versioned by `created_date`, `time` (BIGINT ticks) | `01_annotations-rest` |
+| `detection` | YOLO bounding boxes (`center_x/y, width, height`, class, affiliation, combat readiness) per annotation | `01_annotations-rest` |
+| `annotations_queue_records` | Outbox for failsafe stream sync (`operation`, `annotation_ids` JSON array) | `02_annotations-realtime-sync` (writer) / `01_annotations-rest` (writer side) |
+| `system_settings` | Singleton-ish org settings + `generate_annotated_image`, `silent_detection` toggles | `05_settings-metadata` |
+| `directory_settings` | Filesystem roots consumed by `PathResolver` | `05_settings-metadata` |
+| `detection_classes` | Seeded class catalog for UI label/color (ids 0–18, names + Cyrillic short names + hex colors) | `05_settings-metadata` (read-only `ClassesController`) |
+| `user_settings` | Per-user UI prefs (panel widths, selected flight) | `05_settings-metadata` |
+| `camera_settings` | Calibration (altitude, focal length, sensor width) | `05_settings-metadata` |
+
+**Key relationships**:
+- `annotations.media_id` → `media.id` (FK).
+- `detection.annotation_id` → `annotations.id` (FK; cascades on annotation update logic in service layer, not DB).
+- `annotations_queue_records.annotation_ids` is a **JSON array of TEXT ids** (no FK); single-row outbox entry can reference multiple annotations (bulk).
+
+**Data flow summary**:
+- **Inbound write (Create)** — *today*: HTTP body → `AnnotationService.CreateAnnotation` → image bytes to `images_dir/{id}.jpg`, optional `media` row insert, `annotations` + `detection` rows, YOLO label to `labels_dir/{id}.txt`, SSE publish, then (if `silent_detection != true`) outbox row → drained by `FailsafeProducer` → MessagePack frame on RabbitMQ stream. **Thumbnails are not produced by this flow** — they are read-only via `PhysicalFile` and presumed populated out-of-band.
+- **Inbound write (Update / UpdateStatus / Delete annotations, dataset PATCH / bulk-status)** — *today*: DB-only, silent. *Target* (RB-01): every mutation publishes SSE and enqueues the outbox with the appropriate `QueueOperation` (`Created`, `Validated`, or `Deleted`).
+- **Lifecycle ordering** — *target* (RB-03): all DB writes plus the outbox row commit inside a single business transaction; FS writes (image / label / future thumbnail generation) and SSE publish are post-commit, with the outbox row as the durable promise.
+- **Inbound read**: HTTP query → DB joins (`annotations × detection × media`) → JSON list (`PaginatedResponse<AnnotationListItem>`); image/thumbnail served as `PhysicalFile`.
+
+## 5. Integration Points
+
+### Internal communication (in-process)
+
+| From | To | Protocol | Pattern | Notes |
+|------|----|----------|---------|-------|
+| `01_annotations-rest` (`AnnotationService`) | `02_annotations-realtime-sync` (`AnnotationEventService`) | C# call | Fire-and-forget publish to `Channel<>` | **Today**: only on Create. **Target (RB-01)**: every mutation publishes (Create, Update, UpdateStatus, Delete) |
+| `01_annotations-rest` (`AnnotationService`) | `02_annotations-realtime-sync` (`annotations_queue_records` table) | DB INSERT via `FailsafeProducer.EnqueueAsync` (static helper) | Outbox | **Today**: Create only, gated by `silent_detection`. **Target (RB-01 + RB-02)**: every mutation enqueues with the appropriate `QueueOperation`; gating flag removed |
+| `02_annotations-realtime-sync` (`FailsafeProducer`) | `06_platform` (`AppDataConnection`, `PathResolver`) | C# call | Read-then-delete | Drainer is **already plumbed** for `Created`, `Validated`, and `Deleted` operations (see `FailsafeProducer.cs:108–123`) |
+| `04_dataset` (`DatasetService.UpdateStatus` / `BulkUpdateStatus`) | `01_annotations-rest` (`AnnotationEventService`) + outbox | shared DB + cross-component call | Direct write today; lifecycle publish + enqueue per RB-01 | Bulk path enqueues a single `Validated` outbox record carrying all ids |
+| `05_settings-metadata` (directory PUT) | `06_platform` (`PathResolver.Reset`) | C# call | Cache invalidation | Required after directory change |
+
+### External integrations
+
+| External system | Protocol | Auth | Rate limits | Failure mode |
+|-----------------|----------|------|-------------|--------------|
+| PostgreSQL | TCP / Linq2DB / Npgsql | Conn string | n/a | Surfaced as 500 via `ErrorHandlingMiddleware` |
+| RabbitMQ Stream `azaion-annotations` | Stream protocol (5552) | Stream user/pass (`azaion_producer` default) | Stream-level | `FailsafeProducer` retries; rows stay in `annotations_queue_records` until drained |
+| Filesystem (`/data/...`) | POSIX | OS perms | n/a | `IOException` → 500; missing image on GET → 404 |
+| HTTP clients (UIs, detections, admin) | REST + SSE | JWT Bearer (`ANN`, `DATASET`, `ADM`) | n/a | `401` if invalid; `403` if missing claim |
+
+## 6. Non-Functional Requirements
+
+> Pulled only from code-level evidence — config defaults, validators, health checks, idempotent migrator. Anything not evidenced is left blank rather than guessed.
+
+| Requirement | Target | Measurement | Priority | Source |
+|-------------|--------|-------------|----------|--------|
+| Liveness | 200 OK on `GET /health` | route in `Program.cs` | High | `Program.cs` |
+| Idempotent startup | DB schema applies cleanly on every boot | `DatabaseMigrator.Migrate` uses `CREATE TABLE IF NOT EXISTS` + `ALTER TABLE … IF NOT EXISTS` and `INSERT … ON CONFLICT DO NOTHING` | High | `Database/DatabaseMigrator.cs` |
+| Recovery: queue durability | Annotation lifecycle events are not lost across pod restarts | DB-backed outbox (`annotations_queue_records`) drained by `FailsafeProducer` | High | `Services/FailsafeProducer.cs` |
+| Auth lifetime / clock skew | per `JwtExtensions.AddJwtAuth` config | `auth-identity` module | Medium | `Auth/JwtExtensions.cs` |
+| Pagination defaults | `PaginatedResponse<T>` total/page/pageSize | applied in list endpoints | Medium | `DTOs/PaginatedResponse.cs` |
+| Thumbnail dimensions | `240×135` with `10` border (defaults) | `system_settings.thumbnail_*` | Low | migrator defaults |
+| Throughput / latency / availability targets | **not evidenced in code** | — | — | open question, see `00_problem` extraction (Step 6) |
+
+## 7. Security Architecture
+
+**Authentication**: JWT Bearer; **ES256 signature** verified against admin's JWKS endpoint (`JWT_JWKS_URL`, default `https://admin.azaion.com/.well-known/jwks.json`). `ValidateIssuer`, `ValidateAudience`, `RequireSignedTokens`, and `RequireExpirationTime` are all enforced; algorithms are pinned to `EcdsaSha256` to block HS256-confusion forgeries. Admin is the sole token issuer for the suite — annotations no longer holds an HMAC secret and no longer mints tokens (`TokenService` and `POST /auth/refresh` were removed; callers refresh against admin).
+
+**Authorization** (per-endpoint policy claims, all evidenced in controllers):
+- `ANN` — `AnnotationsController`, `MediaController`.
+- `DATASET` — `DatasetController` (status writes including bulk).
+- `ADM` — mutating routes on `SettingsController`.
+- `[Authorize]` (any authenticated user) — read endpoints on settings, `ClassesController`.
+- `[AllowAnonymous]` — `/health`.
+
+**User identity**: server resolves user from JWT `NameIdentifier` (e.g., `AnnotationsController.Create` parses `User.FindFirstValue(ClaimTypes.NameIdentifier)` → `Guid`). Suite spec sometimes lists `UserId` in body — drift recorded in `00_discovery.md`.
+
+**Data protection**:
+- **At rest**: nothing in-code — relies on the underlying Postgres deployment + filesystem.
+- **In transit**: terminated outside the container; service speaks plain HTTP on `:8080`.
+- **Secrets**: env-driven (`DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL`, `RABBITMQ_*`). `DATABASE_URL` and the three JWT vars now fail-fast on startup if unset (no insecure default). ADR-002 was retired together with `JWT_SECRET`.
+- **CORS**: config-driven allow-list (`CorsConfig:AllowedOrigins`); `CorsConfigurationValidator.EnsureSafeForEnvironment` refuses to start in `Production` with an empty list unless `CorsConfig:AllowAnyOrigin=true` is explicitly set. ADR-006 was retired together with the wide-open default.
+
+**Audit logging**: not evidenced beyond ASP.NET Core defaults — open gap; flag in retro/security audit.
+
+**Input validation**: surfaces through model binding + `ErrorHandlingMiddleware` mapping (`400 / 404 / 409 / 500`); detailed validators per DTO live in `DTOs/Requests/` (component specs to confirm during Step 4 verification).
+
+## 8. Key Architectural Decisions (inferred from code)
+
+These ADRs document choices the codebase already evidences. They are descriptive, not prescriptive — call them out so downstream skills can challenge them deliberately.
+
+### ADR-001: In-process SSE via `Channel<T>`
+
+**Context**: Real-time annotation activity must reach the Annotator UI within 100ms of a write.
+
+**Decision**: Use a singleton `AnnotationEventService` exposing an unbounded `Channel<AnnotationEventDto>` and serve subscribers from `AnnotationsController.Events` over `text/event-stream`.
+
+**Alternatives considered (implicitly rejected)**:
+1. Broker-backed pub/sub (Redis / RabbitMQ exchange) — rejected because it adds a dependency for what is already a single-process workload, and the failsafe queue covers durable export needs.
+2. Server-side polling — rejected because it cannot meet sub-second latency cheaply.
+
+**Consequences**: SSE state is **per-instance only**. Horizontal scaling requires a broker fanout layer or sticky sessions on the LB.
+
+### ADR-002 (RETIRED): Symmetric JWT, no issuer/audience validation
+
+**Status**: superseded — annotations is now a JWKS verifier of admin-signed ES256 tokens. `AddJwtAuth(IConfiguration)` pins `ValidAlgorithms = [SecurityAlgorithms.EcdsaSha256]`, enforces `ValidateIssuer`/`ValidateAudience`/`RequireSignedTokens`/`RequireExpirationTime`, and resolves keys through `ConfigurationManager<JsonWebKeySet>` against `JWT_JWKS_URL`. `JWT_SECRET` was removed along with the local refresh path; admin is the sole issuer for the suite. The original ADR is preserved here for historical context only.
+
+### ADR-003: Failsafe outbox + RabbitMQ Stream (not direct publish)
+
+**Context**: Annotation lifecycle must reach external consumers (admin sync, AI training) durably even when RabbitMQ is unavailable at the moment of the write.
+
+**Decision**: Every mutation writes a row to `annotations_queue_records`; the in-process `FailsafeProducer` (`IHostedService`) drains this table and publishes MessagePack frames on the `azaion-annotations` stream, deleting rows after success.
+
+**Alternatives considered**:
+1. Direct publish in the request path — rejected because RabbitMQ unavailability would either drop events (`fire-and-forget`) or fail user-visible writes (sync publish).
+2. Transactional outbox via Debezium / CDC — heavier, deferred.
+
+**Consequences**: One outbox-drainer per service instance. Multiple instances drain concurrently → safe because the deletion is keyed on `id` and re-reads of disk bytes are idempotent, **but** ordering across consumers is not guaranteed.
+
+### ADR-004: Annotation id from a sampled `XxHash3.Hash128` of image bytes
+
+**Context**: Annotation rows must be deduplicated when the same image is re-uploaded (e.g., re-runs of the detection pipeline). The system also serves video media up to **3–5 GB**, so hashing must remain **constant-time with respect to file size** to keep create-path latency stable under load.
+
+**Decision** (resolved 2026-05-14): Hash a deterministic **fixed-size sample** with `XxHash3.Hash128` (128-bit output, 32-char lower-case hex). Sample composition is unchanged from the current implementation:
+- For inputs **≤ 3072 bytes**: `[length(8 bytes)] + [full bytes]`.
+- For inputs **> 3072 bytes**: `[length(8 bytes)] + [first 1024] + [middle 1024 starting at len/2 − 512] + [last 1024]`.
+
+When `MediaId` is provided instead of bytes, the annotation id is reused from the referenced media row.
+
+**Why this combination**:
+- **Sampling preserves file-size independence.** Reading a 5 GB video front-to-back just to derive an id is unacceptable on the hot path.
+- **`XxHash3.Hash128` over the same sample** keeps the hashing itself O(1) in file size while moving the collision space from 2^64 to 2^128. Distinct large images that happen to share `(length, head 1 KB, middle 1 KB, tail 1 KB)` still collide deterministically — but the practical collision probability among such samples is now negligible at any realistic volume.
+
+**Migration consequences**:
+- The annotation `id` column is `TEXT PRIMARY KEY`; switching from 16-char (`XxHash64`) to 32-char (`XxHash3.Hash128`) hex requires no schema change.
+- Existing rows keep their 16-char ids; new rows get 32-char ids. Re-create of an image whose original id was generated under `XxHash64` will produce a **different** new id under `XxHash3.Hash128` — i.e., re-creates after the upgrade no longer collide with their pre-upgrade row. Acceptable (and expected): old ids are stable, the deduplication property is preserved going forward, and the upgrade is irreversible by design.
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-04).
+
+### ADR-005: Swagger UI mounted in all environments
+
+**Context**: Internal debugging / partner integration friction.
+
+**Decision**: `app.UseSwagger()` and `app.UseSwaggerUI()` are unconditional in `Program.cs`.
+
+**Consequences**: Schema is publicly readable wherever the service is reachable. If the perimeter is not closed, this leaks endpoint surface — treat as a security finding for production-internet exposure.
+
+### ADR-006 (RETIRED): Wide-open CORS
+
+**Status**: superseded — the default policy now reads `CorsConfig:AllowedOrigins` (string array) and `CorsConfig:AllowAnyOrigin` (boolean opt-in). `CorsConfigurationValidator.EnsureSafeForEnvironment` refuses to start in `Production` when origins are empty and `AllowAnyOrigin` is not explicitly set; a `LogWarning` is emitted in non-production when running with the permissive default. The original ADR is preserved here for historical context only.
+
+### ADR-007: Embedded SQL migrator (not EF migrations / Flyway)
+
+**Context**: Suite values single-binary deploys; the team prefers idempotent boot-time DDL over a separate migration tool.
+
+**Decision**: `DatabaseMigrator.Migrate` runs a single multi-statement script via Linq2DB on every startup. Schema evolution is additive (`ALTER … ADD COLUMN IF NOT EXISTS`).
+
+**Consequences**: Backwards-only, no down migrations. Renames or destructive changes need an explicit out-of-band script. Drift detection requires diffing live DB against `Database/DatabaseMigrator.cs`.
+
+### ADR-008: Annotation lifecycle wrapped in a business transaction (planned)
+
+**Context**: `CreateAnnotation` today touches the filesystem, three DB tables, an in-memory channel, and an outbox row, with no atomicity. World B (lifecycle is observable — see ADR-009) widens this surface to Update / Delete / status-change paths. A naive DB transaction does not wrap the FS writes; we want a single conceptual transactional boundary for the lifecycle, not just for the DB rows.
+
+**Decision** (resolved 2026-05-14, to-be-implemented): introduce a **business-transaction wrapper** for annotation lifecycle operations. Concretely the chosen pattern is the **transactional outbox**:
+
+1. Write all relevant DB rows (annotation / detection / annotations_queue_records) inside a single `db.BeginTransaction` scope.
+2. Commit. The outbox row is the durable promise that the post-commit work is owed.
+3. **Post-commit**, perform side effects: write image / label / thumbnail files, publish SSE event. These steps are idempotent on retry; the outbox row stays until the drainer succeeds.
+4. The drainer (`FailsafeProducer`) is unchanged in role — it consumes the outbox.
+
+**Implications**:
+- FS write order shifts: today image is first, before any DB row; after the refactor, DB rows + outbox commit first, then FS writes execute (with the outbox row as the recovery anchor).
+- A new abstraction (e.g., `AnnotationLifecycleTransaction` or a thin extension on `AppDataConnection`) is the right place to centralize this. Implementation deferred to RB-03.
+
+**Alternatives considered**:
+1. Pure DB transaction wrapping current order — rejected: doesn't cover FS, leaves orphan-file risk.
+2. Saga / compensation steps with explicit rollback handlers — rejected: overkill for the linear lifecycle here.
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-03).
+
+### ADR-009: Lifecycle observability — World B (planned)
+
+**Context**: Today only `CreateAnnotation` publishes SSE and enqueues the outbox. Update / UpdateStatus / Delete (annotations) and UpdateStatus / BulkUpdateStatus (dataset) are silent. The `QueueOperation` enum already declares `Validated` and `Deleted`, and `FailsafeProducer.cs:108–123` has a dedicated drainer branch for both — strong evidence that the design always intended every lifecycle change to be observable. The producer side simply was never wired (the prior WPF codebase blended UI + backend; lifecycle calls likely came from the UI directly, which the new HTTP backend has not replicated).
+
+**Decision** (resolved 2026-05-14, to-be-implemented): every annotation mutation publishes SSE and enqueues the outbox.
+
+Mapping (initial; sub-questions to be resolved at implementation time):
+
+| Mutation | SSE | Outbox `QueueOperation` |
+|----------|-----|--------------------------|
+| `AnnotationService.CreateAnnotation` | yes (today) | `Created` (today) |
+| `AnnotationService.UpdateAnnotation` (replace detections, status → `Edited`) | yes | open: re-enqueue as `Created` (richer payload) **or** add `QueueOperation.Updated` + corresponding drainer branch |
+| `AnnotationService.UpdateStatus` (status → `Validated (30)` or `Deleted (40)`) | yes | `Validated` |
+| `AnnotationService.UpdateStatus` (other transitions) | yes | open: skip outbox, or always enqueue `Validated`? |
+| `AnnotationService.DeleteAnnotation` | yes | `Deleted` — **soft-delete**: status flips to `AnnotationStatus.Deleted = 40`, the row stays, image / label / thumbnail files relocate to a `deleted_dir` (new `directory_settings` column added by RB-01) |
+| `DatasetService.UpdateStatus` / `BulkUpdateStatus` | yes (per-id for bulk) | `Validated` (single record covers the whole bulk via `AnnotationIds`) |
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-01).
+
+### ADR-010: Remove `system_settings.silent_detection`
+
+**Context**: `silent_detection` was a debug-time switch to keep the RabbitMQ stream clean while a developer iterated locally. Now that the suite has e2e tests with isolated queues (per `_docs/_repo-config.yaml` suite-e2e), the in-product flag is dead code — debug isolation belongs in the test harness, not in `system_settings`.
+
+**Decision** (resolved 2026-05-14, to-be-implemented):
+- Remove the gating block in `AnnotationService.CreateAnnotation:100–102` (always enqueue).
+- Drop `silent_detection` from `system_settings` (column, entity, migrator `CREATE TABLE`, migrator `ALTER` line, any DTO references).
+- Remove the field from `UpdateSystemSettingsRequest` if present.
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-02). Schema column removal is a destructive change explicitly authorized by the maintainer.
+
+### ADR-012: Rename `Flight` → `Mission` to align with suite canonical (planned)
+
+**Context**: The suite product spec (`suite/_docs/01_annotations.md`) calls the domain concept `mission` / `missionId`. The code uses `Flight` / `FlightId` (table `media.waypoint_id` + DTO `FlightId` filter). This drift was flagged in `00_discovery.md`.
+
+**Decision** (resolved 2026-05-14, to-be-implemented): align code to the suite. `Flight*` → `Mission*` rename across DTOs, controllers, services, and the relevant query-parameter names. The `media.waypoint_id` column stays (it is the underlying physical identifier; mission is the logical grouping concept above it).
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-07). Schema column changes are scoped to renames in DTOs and code only — no DB column rename is required for this ADR.
+
+### ADR-013: Stream consumer dedupe contract is owned by this service (planned)
+
+**Context**: The failsafe outbox + RabbitMQ Stream pipeline can produce duplicate stream entries when (a) the drainer retries after a partial publish or (b) two service instances both pick up the same outbox row before either deletes it. Today there is no documented dedupe contract; consumers (admin sync, AI training) silently accept whatever they get.
+
+**Decision** (resolved 2026-05-14, to-be-implemented): publish a documented dedupe contract owned by this service. Working shape: consumers MUST dedupe by `(annotationId, operation, dateTime)`. The outbox row's `DateTime` (already populated by `EnqueueAsync`) becomes part of the on-the-wire stream message, alongside the `annotationId` and `operation` already in `AnnotationQueueMessage` / `AnnotationBulkQueueMessage`.
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-09).
+
+### ADR-011: Detection class catalog is admin-managed with in-memory cache (planned)
+
+**Context**: `detection_classes` is currently seeded by the migrator (19 rows) and read-only via `GET /classes`. Operators have no way to add or correct classes (e.g., the `Smoke`/`Plane` color clash on `#000080`) without a code change and redeploy.
+
+**Decision** (resolved 2026-05-14, to-be-implemented):
+- `ClassesController` exposes `POST /classes`, `PUT /classes/{id}`, `DELETE /classes/{id}` under `[Authorize(Policy = "ADM")]`. `GET /classes` stays `[Authorize]`.
+- Reads go through a new `DetectionClassCache` (DI singleton) modeled on `PathResolver`: lazy-load on first read, `Reset()` after any write.
+- Migrator-seeded rows remain as the bootstrap state; admin writes overwrite them per id.
+
+**Status**: agreed. Implementation lives in the Refactor Backlog (RB-06). Adds a new feature surface; must land before any UI change relying on dynamic class management.
+
+## Resolved Architectural Decisions (Step 4 verification)
+
+The following items were surfaced during verification and resolved with the maintainer on 2026-05-14. Each one either becomes an ADR above or maps to a refactor backlog entry below.
+
+| # | Concern | Resolution | Tracked as |
+|---|---------|------------|------------|
+| 1 | Update / Delete / dataset-status changes are silent on SSE + outbox | Treat as gap; lifecycle is observable (World B) — every mutation publishes + enqueues | ADR-009 / RB-01 |
+| 2 | `system_settings.silent_detection` semantics | Remove the flag; e2e harness covers debug isolation now | ADR-010 / RB-02 |
+| 3 | F1 not transactional across FS + DB + outbox | Wrap lifecycle in a business-transaction (transactional outbox); FS writes happen post-commit | ADR-008 / RB-03 |
+| 4 | `XxHash64` over sampled bytes — collision risk | Switch to `XxHash3.Hash128` over the same sample (file-size-independent + 128-bit space) | ADR-004 / RB-04 |
+| 5 | `FailsafeProducer.EnqueueAsync` static method does DB I/O — violates `coderule.mdc` | Accept as-is; documented deviation from rule | (no refactor) |
+| 6 | `detection_classes` schema-mutable but no controller writes | Admin-managed CRUD with read-through cache (modeled on `PathResolver`) | ADR-011 / RB-06 |
+| 7 | `Flight` (code) vs `mission` (suite spec) drift | Rename code → `Mission*`; suite spec stays canonical | ADR-012 / RB-07 |
+| 8 | Dataset writes coupled directly to annotation rows via shared `AppDataConnection` | Route dataset writes through `AnnotationService` (via a public domain interface) | RB-08 |
+| 9 | Stream consumer dedupe contract owner | This service owns it; dedupe by `(annotationId, operation, dateTime)` baked into the wire message | ADR-013 / RB-09 |
+| 10 | Hard-delete vs soft-delete on `DeleteAnnotation` | Soft-delete: status → `Deleted (40)`, files moved to a `deleted_dir` | ADR-009 (folded in) / RB-01 |
+
+## Remaining Open Architectural Risks
+
+These are residual risks that still need attention from later autodev steps (Test Spec, Refactor, Security Audit). Items previously listed here that have been resolved as of 2026-05-14 (Flight/mission drift, dataset coupling, hard-vs-soft delete, JWT issuer/audience validation, CORS environment gating, dev secret fallback) moved to the Resolved Architectural Decisions table above and the Refactor Backlog below.
+
+1. **Horizontal scaling**: SSE channel is per-instance (singleton `AnnotationEventService`); the failsafe outbox uses no leasing/locking. Two pods will independently drain rows, with deletion keyed on `id`; under high concurrency the same row can be picked by both before either deletes — duplicate stream entries possible. Consumers must dedupe per ADR-013. (Touched by RB-03 / RB-09 indirectly but not solved by them.)
+2. **Swagger exposure** in production: see ADR-005. Belongs to Step 14 (Security Audit). (CORS exposure was resolved by `CorsConfigurationValidator`; ADR-006 retired.)
+3. **`UserId` body field vs JWT `NameIdentifier`** drift (suite spec lists `UserId` on `POST /annotations`; code uses JWT subject). Reconcile in the suite spec.
+4. **No automated tests**: addressed by autodev Phase A Steps 3–7 (Test Spec → Implement Tests → Run Tests).
+5. **`FailsafeProducer.cs:138` swallows `IOException` on image read silently** (`catch { }`). Direct `coderule.mdc` violation. Symptom in product: a missing or unreadable image yields a stream message with `image = null` and no log/metric — the gap is invisible to operators. Track on Refactor Backlog (RB-05).
+6. ~~**JWKS HTTPS-only retrieval blocks containerised test harnesses**~~ — **RESOLVED 2026-05-14** by Step 4 (Code Testability Revision). `JwtExtensions.AddJwtAuth` now gates `HttpDocumentRetriever.RequireHttps` on `ASPNETCORE_ENVIRONMENT == "E2ETest"` (case-insensitive). Production / Staging / Development / unset all retain HTTPS-required behavior; only the `E2ETest` value relaxes the flag. Verified via the smoke harness in `_docs/04_refactoring/01-testability-refactoring/verification.md`. See `_docs/04_refactoring/01-testability-refactoring/testability_changes_summary.md` (item C01) for the full change log.
+
+## Refactor Backlog
+
+These items are the implementation work for the resolved decisions above. They are **not** part of Step 4 (Verification) corrections — they will be picked up by the autodev existing-code flow at Step 8 (Refactor) and/or new feature tasks in Phase B.
+
+| ID | Scope | Source ADR / Risk | Notes |
+|----|-------|--------------------|-------|
+| RB-01 | Wire lifecycle publish + outbox enqueue across Update / UpdateStatus / Delete (annotations + dataset). Includes the soft-delete behavior: `DeleteAnnotation` flips `AnnotationStatus → Deleted (40)`, leaves the row, and moves image / label / thumbnail files to a new `deleted_dir` (added to `directory_settings`). Read paths must filter `Status = Deleted (40)` from default lists. | ADR-009 | Open sub-questions: (a) `UpdateAnnotation` mapping — re-enqueue as `Created` or add `QueueOperation.Updated` + drainer branch; (b) which non-Validated/Deleted status transitions enqueue at all |
+| RB-02 | Remove `silent_detection` (schema column, entity field, gating logic, DTOs) | ADR-010 | Destructive schema change explicitly authorized |
+| RB-03 | Introduce business-transaction wrapper (transactional outbox) for annotation lifecycle | ADR-008 | Reorders FS writes to post-commit; covers all mutation paths |
+| RB-04 | Switch annotation id hashing to `XxHash3.Hash128` over the same sampled buffer | ADR-004 | Existing 16-char ids stay; new ids are 32-char hex |
+| RB-05 | Replace `catch { }` at `FailsafeProducer.cs:138` with logged failure path; surface as a metric | Open Risk §6 | Downstream consumer should know an image-less message means a real disk error |
+| RB-06 | Admin-managed `detection_classes` (CRUD endpoints `[ADM]`, in-memory cache with `Reset()`) | ADR-011 | Migrator seed remains as bootstrap; admin overrides per id; fix `Smoke`/`Plane` color collision while at it |
+| RB-07 | Rename `Flight*` → `Mission*` across DTOs, controllers, services, and query-parameter names. `media.waypoint_id` column is unchanged (it's the physical id; mission is the logical concept). | ADR-012 | Code-only rename to align with suite spec; suite stays canonical |
+| RB-08 | Decouple `04 Dataset` writes from direct `annotations` row mutations — route status writes through a public `AnnotationService` interface. Reads can stay direct for now (read coupling is lower-risk than write coupling). | Open Risks (former §4) | Likely introduces an `IAnnotationLifecycle` (or similar) interface owned by `01 Annotations REST` that `04 Dataset` consumes via DI |
+| RB-09 | Bake `(annotationId, operation, dateTime)` into the on-the-wire stream message; document the dedupe contract in `suite/_docs/01_annotations.md`. | ADR-013 | Coordinate the suite-doc update with admin sync + AI training maintainers |
+
+## References
+
+- Suite product spec: `../../../suite/_docs/01_annotations.md` (REST contracts, SSE, Annotation Sync, camera, classes).
+- Suite dataset narrative: `../../../suite/_docs/09_dataset_explorer.md`.
+- Component specs: `components/01..06_*/description.md`.
+- Module docs: `modules/*.md`.
+- File ownership (downstream skills): `module-layout.md`.
+- Component diagram: `diagrams/components.md`.
+- Per-flow diagrams: `diagrams/flows/`.

_docs/02_document/architecture_compliance_baseline.md

@@ -0,0 +1,105 @@
+# Architecture Compliance Baseline — Azaion.Annotations
+
+**Mode**: code-review baseline (Phase 1 + Phase 7 only)
+**Scope**: full codebase under `src/` (57 C# files)
+**Date**: 2026-05-14
+**Verdict**: PASS_WITH_WARNINGS
+
+This is the **one-time architecture baseline** for the existing-code flow's Step 2. Future per-batch code-review runs partition findings against this baseline (carried over / resolved / newly introduced) per `.cursor/skills/code-review/SKILL.md` → "Baseline delta".
+
+## Inputs (verified loaded)
+
+- `_docs/02_document/architecture.md` — layering rules, ADRs, refactor backlog
+- `_docs/02_document/module-layout.md` — per-component file ownership, Public API, Allowed Dependencies table
+- `_docs/02_document/components/*/description.md` — six component specs
+- `_docs/00_problem/restrictions.md` — operational constraints
+- `_docs/01_solution/solution.md` — solution overview
+
+## Method
+
+Per Phase 7 of the code-review skill:
+
+1. Mapped all 57 C# files to one of six logical components per `module-layout.md`.
+2. Parsed every `using Azaion.Annotations.*` directive and every constructor-injection / static reference between domain types (`AnnotationService`, `AnnotationEventService`, `FailsafeProducer`, `MediaService`, `DatasetService`, `SettingsService`, `PathResolver`, `AppDataConnection`). Note: `TokenService` and `AuthController` were removed in the auth refactor and are no longer part of the reference graph.
+3. Resolved each cross-file reference against the Allowed Dependencies table (Layer 1 → Layer 2 → Layer 3) and the per-component Public API list.
+4. Applied the five Phase 7 checks: layer direction, Public API respect, cyclic dependencies, duplicate symbols, cross-cutting concerns.
+
+## Findings summary
+
+| Severity | Count | Categories |
+|----------|-------|------------|
+| Critical | 0 | — |
+| High | 0 | — |
+| Medium | 1 | Architecture |
+| Low | 2 | Architecture, Maintainability |
+
+**No new High or Critical findings.** Per the existing-code flow Step 2 auto-chain rule, this allows direct progression to Step 3 (Test Spec).
+
+## Findings detail
+
+### F1 — `04 dataset` writes directly to the annotation domain (Medium / Architecture)
+
+- **Location**: `src/Services/DatasetService.cs:75-94` (`UpdateStatus`, `BulkUpdateStatus`).
+- **Description**: `DatasetService` mutates `db.Annotations.Set(a => a.Status, …)` directly. The `annotations` row is part of `01 annotations-rest`'s domain (per `module-layout.md` → DTO ownership table and component spec). Today this is technically allowed because the only cross-component reference is `AppDataConnection` (a `06_platform` foundation type), but it duplicates ownership of the annotation lifecycle: there are now two paths that mutate `annotations.status` — `AnnotationService.UpdateStatus` (in 01) and `DatasetService.UpdateStatus` / `BulkUpdateStatus` (in 04) — and only the former is wired (post RB-01) into the lifecycle observability contract (SSE + outbox).
+- **Architecture vision impact**: ADR-009 + RB-01 require every mutation to emit lifecycle events. As long as 04 has its own DB write path, that contract cannot be enforced from one place — RB-08 fixes this by routing 04's status writes through `AnnotationService`.
+- **Suggestion**: Track via RB-08; no inline action required at this baseline. Confirms the refactor backlog item is well-grounded.
+- **Module-layout reference**: section "Allowed Dependencies → Rules" — "today: only via shared AppDataConnection in same assembly — acceptable but treat as tight coupling; prefer domain services for new code."
+
+### F2 — `ClassesController` bypasses the service layer (Low / Architecture)
+
+- **Location**: `src/Controllers/ClassesController.cs:11`.
+- **Description**: `ClassesController` injects `AppDataConnection` directly and queries the `detection_classes` table inline. Every other controller in the codebase (`AnnotationsController`, `MediaController`, `DatasetController`, `SettingsController`) routes through a service. Allowed by the layering rules (06 is a foundation), but inconsistent with the project convention.
+- **Architecture vision impact**: RB-06 introduces admin-managed CRUD for detection classes plus an in-memory cache with `Reset()`. That work will naturally land a `DetectionClassService` (or extend `SettingsService` to own this surface), retiring the direct-DB pattern.
+- **Suggestion**: Defer to RB-06; do not address inline.
+
+### F3 — `FailsafeProducer.EnqueueAsync` is a static method that performs DB I/O (Low / Maintainability)
+
+- **Location**: `src/Services/FailsafeProducer.cs:195` (the static helper) and the call site `src/Services/AnnotationService.cs:102`.
+- **Description**: `FailsafeProducer.EnqueueAsync(AppDataConnection db, string annotationId, QueueOperation operation)` is a static method on the same type as the hosted-service producer, called from `AnnotationService` to insert a row into `annotations_queue_records`. `coderule.mdc` discourages static methods that touch resources; the user has explicitly accepted this as technical debt during the verification stakeholder review (no RB item — keep as-is).
+- **Architecture impact**: The Public API of `02 annotations-realtime-sync` includes both the running `FailsafeProducer` *and* this static helper; that is documented in `module-layout.md` Component 02. So there is no boundary violation — it is a deliberate API choice the user has confirmed.
+- **Suggestion**: No action. Recorded for future reviewers so the pattern is not flagged again as a finding.
+
+## Phase 7 checklist (full traversal)
+
+| Check | Result | Notes |
+|-------|--------|-------|
+| 1. Layer direction (Layer 3 → Layer 2 → Layer 1 only) | PASS | All Layer 3 components import only `06` (and `01` additionally `02`'s `AnnotationEventService` + `FailsafeProducer.EnqueueAsync`). No reverse imports detected. |
+| 2. Public API respect | PASS | Every cross-component constructor injection or static call targets a type listed in `module-layout.md` → Public API. No internal-file imports across components. |
+| 3. No cyclic module dependencies | PASS | DI graph: `06 ← {01, 02, 03, 04, 05}`, `02 ← 01`. No cycles. |
+| 4. Duplicate symbols across components | PASS (with F1) | No class/function name collisions. F1 is a *logical* duplication of write authority over `annotations.status`, captured separately. |
+| 5. Cross-cutting concerns not locally re-implemented | PASS | Logging via `ILogger<T>`; auth in `06_platform/Auth`; error envelope in `06_platform/Middleware/ErrorHandlingMiddleware`; config / env reading concentrated in `Program.cs`. No per-component re-implementations. |
+
+## Static reference graph (verified)
+
+```mermaid
+graph LR
+    P06[06 platform]
+    P02[02 realtime sync]
+    P01[01 annotations rest]
+    P03[03 media]
+    P04[04 dataset]
+    P05[05 settings metadata]
+
+    P02 --> P06
+    P01 --> P06
+    P01 --> P02
+    P03 --> P06
+    P04 --> P06
+    P05 --> P06
+```
+
+Edges represent constructor-injection or static-call dependencies. `Program.cs` (composition root, in 06) is excluded — it touches everything by definition.
+
+## Cross-references
+
+- ADR-008 (transactional outbox) and RB-01, RB-03, RB-08 in `_docs/02_document/architecture.md` cover the lifecycle / coupling concerns.
+- `module-layout.md` → "Allowed Dependencies" table is the source of truth for layer membership.
+- `_docs/02_document/04_verification_log.md` documents the stakeholder acceptance of `FailsafeProducer.EnqueueAsync` as tech debt (F3).
+
+## Auto-chain decision
+
+Per `.cursor/skills/autodev/flows/existing-code.md` → Step 2 auto-chain rule:
+
+> If the baseline report contains High or Critical Architecture findings: append to Step 4 testability inputs OR surface to user. If clean (no High/Critical): auto-chain directly to Step 3.
+
+This baseline contains **0 Critical, 0 High, 1 Medium, 2 Low** Architecture findings. → **Auto-chain to Step 3 (Test Spec)** without user gate.

_docs/02_document/common-helpers/01_http-error-envelope.md

@@ -0,0 +1,7 @@
+# Shared: HTTP error envelope
+
+**Used by:** All controllers (via pipeline).
+
+**Implementation:** `ErrorHandlingMiddleware` — lives under **06 Platform** for ownership; feature components rely on it without duplication.
+
+See `modules/common-infrastructure.md` and `components/06_platform/description.md`.

_docs/02_document/components/01_annotations-rest/description.md

@@ -0,0 +1,45 @@
+# Annotations (REST & files)
+
+## 1. High-Level Overview
+
+**Purpose:** HTTP API for annotation CRUD, status, listing, and serving **annotation image / thumbnail** bytes — the surface described in `suite/_docs/01_annotations.md` §1–6 (excluding the SSE stream).
+
+**Architectural pattern:** Layered API — controller → application service → database + filesystem.
+
+**Upstream dependencies:** Platform (DB, auth, paths), Media (annotation create may reference existing `MediaId`).
+
+**Downstream consumers:** Annotator UI, Detections pipeline (HTTP POST annotations), Dataset (read-only overlap on entities).
+
+## 2. Internal interfaces
+
+Primary application API: `AnnotationService` — create/update/status/delete/query/get-by-id; uses `PathResolver`, `AppDataConnection`, hashing, label files, thumbnails, and triggers **real-time publish** (calls into `AnnotationEventService`) and **queue enqueue** (via failsafe path — see component 02).
+
+Controller: `AnnotationsController` — **REST and file routes**; the `GET …/events` SSE action is **specified and operated** from the **Annotations realtime & sync** component (same source file, split responsibility for docs).
+
+### Representative HTTP
+
+| Area | Routes (policy `ANN`) |
+|------|------------------------|
+| CRUD | `POST/PUT/PATCH/DELETE/GET` under `/annotations` |
+| Files | `GET /annotations/{id}/thumbnail`, `GET /annotations/{id}/image` |
+
+## 3. External API specification
+
+See `01_annotations.md` §1–6; confirm drift notes in `00_discovery.md` (JWT user id, `FlightId` vs suite `missionId`).
+
+## 4. Data access patterns
+
+Heavy use of `annotations`, `detection`, `media` joins for list filters; writes cascade detections on update.
+
+## 5. Implementation notes
+
+- Annotation id from image hash when bytes provided; else copy from existing media path.
+- `TimeSpan` persisted as ticks on `Annotation`.
+
+## 6. Dependency graph (relative to other components)
+
+**Imports from:** Platform, Media (logical). **Consumed by:** Dataset (read), UI, external Detections service.
+
+## 7. Modules included
+
+`annotations-service` (module doc); **shared file** `AnnotationsController.cs` with component 02 for SSE action only.

_docs/02_document/components/02_annotations-realtime-sync/description.md

@@ -0,0 +1,40 @@
+# Annotations (realtime & stream sync)
+
+## 1. High-Level Overview
+
+**Purpose:** **SSE** push for annotation changes and **RabbitMQ Stream** failsafe export — `01_annotations.md` sections *SSE Communication* and *Annotation Sync* / *Failsafe* / *RabbitMQ Stream*.
+
+**Architectural pattern:** Event channel + background outbox producer.
+
+**Upstream dependencies:** Platform (DB, config, paths), Annotations REST (domain mutations enqueue/publish).
+
+**Downstream consumers:** Browser UI (SSE); Admin sync worker; AI Training consumer (external).
+
+## 2. Internal interfaces
+
+- `AnnotationEventService` — in-process `Channel<AnnotationEventDto>`; `PublishAsync` / `Reader`.
+- `FailsafeProducer` + `RabbitMqConfig` — stream client, MessagePack payloads, drains `annotations_queue_records`. `RABBITMQ_HOST` accepts both literal IPv4/IPv6 (used as-is via `IPAddress.TryParse`) and DNS hostnames (resolved through `Dns.GetHostAddressesAsync` — required for Docker/Kubernetes service-name connectivity).
+- **HTTP:** `AnnotationsController.Events` — `text/event-stream` subscription (same controller file as REST component; **doc ownership** here for SSE).
+
+## 3. External API / integration
+
+| Surface | Notes |
+|---------|--------|
+| `GET /annotations/events` | SSE; see suite SSE section |
+| RabbitMQ stream `azaion-annotations` | Env `RABBITMQ_*` from `Program` |
+
+## 4. Data access patterns
+
+Queue table buffering; stream send on connectivity; image bytes in create messages per suite.
+
+## 5. Caveats
+
+MessagePack key stability; stream consumer offsets independent per consumer type.
+
+## 6. Dependency graph
+
+**Imports from:** Platform, annotations domain (via service calls / shared types). **Consumed by:** External infrastructure.
+
+## 7. Modules included
+
+`sse-realtime`, `rabbitmq-stream-sync`.

_docs/02_document/components/03_media/description.md

@@ -0,0 +1,29 @@
+# Media
+
+## 1. High-Level Overview
+
+**Purpose:** Upload, batch-upload, list, delete, and download **media** files for missions/waypoints — `01_annotations.md` §7–10 and *Media Browsing*.
+
+**Architectural pattern:** Service + controller; filesystem + DB.
+
+**Upstream dependencies:** Platform (auth, DB, paths for storage roots).
+
+**Downstream consumers:** Annotator UI; Annotations REST (references `MediaId`).
+
+## 2. Internal interfaces
+
+`MediaService`, `MediaController` — JSON create, **multipart** batch with `waypointId`, paged list, file download, delete.
+
+## 3. External API
+
+| Policy | Base |
+|--------|------|
+| `ANN` | `/media` |
+
+## 4. Data access
+
+`media` table; files on disk under configured video/image roots.
+
+## 5. Modules included
+
+`media-service`.

_docs/02_document/components/04_dataset/description.md

@@ -0,0 +1,25 @@
+# Dataset Explorer (API)
+
+## 1. High-Level Overview
+
+**Purpose:** Backend for **Dataset Explorer** — grid, detail, status PATCH, bulk status — `DATASET` policy; cross-ref `suite/_docs/09_dataset_explorer.md`.
+
+**Architectural pattern:** Read-heavy + controlled writes on annotation status.
+
+**Upstream dependencies:** Platform, shared annotation entities/status with Annotations REST.
+
+**Downstream consumers:** Dataset Explorer UI.
+
+## 2. Internal interfaces
+
+`DatasetService`, `DatasetController` — `/dataset` routes.
+
+## 3. External API
+
+| Policy | Base |
+|--------|------|
+| `DATASET` | `/dataset` |
+
+## 4. Modules included
+
+`dataset-service`.

_docs/02_document/components/05_settings-metadata/description.md

@@ -0,0 +1,23 @@
+# Settings & metadata
+
+## 1. High-Level Overview
+
+**Purpose:** System, directory, camera, and per-user UI settings; **detection class catalog** for labels/colors — `01_annotations.md` §11–12 (camera) plus settings/directory narratives; `GET /classes` for annotator.
+
+**Architectural pattern:** CRUD settings services + thin metadata read controller.
+
+**Upstream dependencies:** Platform (DB, auth — `ADM` on mutating settings).
+
+**Downstream consumers:** All UIs; `PathResolver` after directory updates (reset).
+
+## 2. Internal interfaces
+
+`SettingsService`, `SettingsController`, `ClassesController`.
+
+## 3. External API
+
+Mixed `[Authorize]` and policy `ADM` for writes under `/settings`; `GET /classes` authenticated read.
+
+## 4. Modules included
+
+`settings-metadata-service`.

_docs/02_document/components/06_platform/description.md

@@ -0,0 +1,27 @@
+# Platform foundation
+
+## 1. High-Level Overview
+
+**Purpose:** **Wire enums**, **PostgreSQL schema/mapping**, **cross-cutting HTTP error handling**, **path resolution**, **JWT policies + token refresh**, and **application bootstrap** — no standalone product feature; enables all other components.
+
+**Architectural pattern:** Shared kernel / infrastructure.
+
+**Upstream dependencies:** None (root).
+
+**Downstream consumers:** All feature components.
+
+## 2. Internal interfaces
+
+- `src/Enums/*`
+- `src/Database/*` (`AppDataConnection`, `DatabaseMigrator`, entities)
+- `ErrorHandlingMiddleware`, `PathResolver`, `PaginatedResponse`, `ErrorResponse`, `GlobalUsings.cs`
+- `JwtExtensions` (JWKS verifier; `HttpDocumentRetriever.RequireHttps` is gated on `ASPNETCORE_ENVIRONMENT` — HTTPS-required for every value except `E2ETest`), `ConfigurationResolver`, `CorsConfigurationValidator`
+- `Program.cs`
+
+## 3. External API
+
+`/health` (AllowAnonymous); Swagger in development configuration. Token refresh is no longer hosted here — callers refresh against admin's `POST /token/refresh`.
+
+## 4. Modules included
+
+`wire-enums`, `database-layer`, `common-infrastructure`, `auth-identity`, `composition-program`.

_docs/02_document/data_model.md

@@ -0,0 +1,254 @@
+# Azaion.Annotations — Data Model
+
+> Source-of-truth: `src/Database/DatabaseMigrator.cs` and `src/Database/Entities/*.cs`. Every column name and type below is reproduced from migrator SQL.
+
+## Schema overview
+
+```mermaid
+erDiagram
+    media ||--o{ annotations : "media_id"
+    annotations ||--o{ detection : "annotation_id"
+    annotations_queue_records }o..o{ annotations : "annotation_ids JSON (no FK)"
+    detection_classes ||..o{ detection : "class_num (logical, no FK)"
+
+    media {
+        TEXT id PK
+        TEXT name
+        TEXT path
+        INTEGER media_type "MediaType enum"
+        INTEGER media_status "MediaStatus enum"
+        UUID waypoint_id
+        UUID user_id
+        TEXT duration "added later (ALTER)"
+    }
+
+    annotations {
+        TEXT id PK "image-bytes hash (ADR-004)"
+        TEXT media_id FK
+        BIGINT time "ticks of TimeSpan"
+        TIMESTAMP created_date
+        UUID user_id
+        INTEGER source "AnnotationSource enum"
+        INTEGER status "AnnotationStatus enum"
+        BOOLEAN is_split "added via ALTER"
+        TEXT split_tile "added via ALTER"
+    }
+
+    detection {
+        UUID id PK
+        REAL center_x
+        REAL center_y
+        REAL width
+        REAL height
+        INTEGER class_num
+        TEXT label
+        TEXT description
+        REAL confidence
+        INTEGER affiliation "AffiliationEnum"
+        INTEGER combat_readiness "CombatReadiness"
+        TEXT annotation_id FK
+    }
+
+    annotations_queue_records {
+        UUID id PK
+        TIMESTAMP date_time
+        INTEGER operation "QueueOperation enum"
+        TEXT annotation_ids "JSON array of TEXT ids"
+    }
+
+    system_settings {
+        UUID id PK
+        TEXT name
+        TEXT military_unit
+        INTEGER default_camera_width
+        NUMERIC default_camera_fov
+        INTEGER thumbnail_width "default 240"
+        INTEGER thumbnail_height "default 135"
+        INTEGER thumbnail_border "default 10"
+        BOOLEAN generate_annotated_image "default false"
+        BOOLEAN silent_detection "default false"
+    }
+
+    directory_settings {
+        UUID id PK
+        TEXT videos_dir "default /data/videos"
+        TEXT images_dir "default /data/images"
+        TEXT labels_dir "default /data/labels"
+        TEXT results_dir "default /data/results"
+        TEXT thumbnails_dir "default /data/thumbnails"
+        TEXT gps_sat_dir "default /data/gps_sat"
+        TEXT gps_route_dir "default /data/gps_route"
+    }
+
+    detection_classes {
+        SERIAL id PK
+        TEXT name
+        TEXT short_name
+        TEXT color "hex e.g. #FF0000"
+        INTEGER max_size_m
+        INTEGER photo_mode
+    }
+
+    user_settings {
+        UUID id PK
+        UUID user_id "UNIQUE (ix_user_settings_user_id)"
+        UUID selected_flight_id
+        NUMERIC annotations_left_panel_width
+        NUMERIC annotations_right_panel_width
+        NUMERIC dataset_left_panel_width
+        NUMERIC dataset_right_panel_width
+    }
+
+    camera_settings {
+        UUID id PK
+        NUMERIC altitude "default 100"
+        NUMERIC focal_length "default 50"
+        NUMERIC sensor_width "default 36"
+    }
+```
+
+> Mermaid `erDiagram` does not represent JSON-array references; the dotted line for `annotations_queue_records ↔ annotations` is logical only — there is **no FK** in the schema.
+
+## Tables
+
+### `media`
+
+Owned writes: `03_media`. Reads: `01_annotations-rest`, `04_dataset`.
+
+| Column | Type | Notes |
+|--------|------|-------|
+| `id` | TEXT PK | Application-generated |
+| `name` | TEXT NOT NULL | |
+| `path` | TEXT NOT NULL | Filesystem path under media dir |
+| `media_type` | INTEGER NOT NULL DEFAULT 0 | `MediaType` enum (numeric wire — see `wire-enums.md`) |
+| `media_status` | INTEGER NOT NULL DEFAULT 0 | `MediaStatus` enum |
+| `waypoint_id` | UUID | Indexed `ix_media_waypoint_id` |
+| `user_id` | UUID NOT NULL | |
+| `duration` | TEXT | Added via `ALTER`; nullable |
+
+### `annotations`
+
+Owned writes: `01_annotations-rest`. Status writes: `04_dataset` (bulk + single PATCH).
+
+| Column | Type | Notes |
+|--------|------|-------|
+| `id` | TEXT PK | **Hash of image bytes** (ADR-004); collision implication noted |
+| `media_id` | TEXT NOT NULL FK → `media.id` | |
+| `time` | BIGINT NOT NULL DEFAULT 0 | Ticks of `TimeSpan` (suite spec stores `time` as ticks) |
+| `created_date` | TIMESTAMP NOT NULL DEFAULT NOW() | Indexed `ix_annotations_created_date` |
+| `user_id` | UUID NOT NULL | Indexed `ix_annotations_user_id` |
+| `source` | INTEGER NOT NULL DEFAULT 0 | `AnnotationSource` enum (AI=0, Manual=1) |
+| `status` | INTEGER NOT NULL DEFAULT 0 | `AnnotationStatus` enum (Created=10, Edited=20, …) |
+| `is_split` | BOOLEAN NOT NULL DEFAULT false | Added via `ALTER`; tile-splitting flag |
+| `split_tile` | TEXT | Tile id reference |
+
+Indexes: `ix_annotations_media_id`, `ix_annotations_created_date`, `ix_annotations_user_id`.
+
+### `detection`
+
+| Column | Type | Notes |
+|--------|------|-------|
+| `id` | UUID PK | |
+| `center_x`, `center_y`, `width`, `height` | REAL NOT NULL | YOLO-normalized box |
+| `class_num` | INTEGER NOT NULL | Logical reference to `detection_classes.id` |
+| `label` | TEXT NOT NULL DEFAULT '' | |
+| `description` | TEXT | |
+| `confidence` | REAL NOT NULL DEFAULT 0 | |
+| `affiliation` | INTEGER NOT NULL DEFAULT 0 | `AffiliationEnum` |
+| `combat_readiness` | INTEGER NOT NULL DEFAULT 0 | `CombatReadiness` enum |
+| `annotation_id` | TEXT NOT NULL FK → `annotations.id` | Indexed `ix_detection_annotation_id` |
+
+### `annotations_queue_records` (failsafe outbox)
+
+| Column | Type | Notes |
+|--------|------|-------|
+| `id` | UUID PK | |
+| `date_time` | TIMESTAMP NOT NULL DEFAULT NOW() | |
+| `operation` | INTEGER NOT NULL DEFAULT 0 | `QueueOperation` enum |
+| `annotation_ids` | TEXT NOT NULL DEFAULT '[]' | JSON array of annotation ids — single or bulk |
+
+No FK to `annotations` — by design, since rows can survive an annotation deletion if export is in flight.
+
+### `system_settings`
+
+Singleton-ish (one row in practice). Includes:
+
+- `generate_annotated_image` (BOOLEAN) — emits a baked-in annotated image alongside YOLO label when true (suite spec).
+- `silent_detection` (BOOLEAN) — suppresses SSE / sync for detection events.
+- `thumbnail_*` — defaults 240×135 with 10 border.
+
+### `directory_settings`
+
+Roots consumed by `PathResolver` (`06_platform`). Defaults: `/data/{videos,images,labels,results,thumbnails,gps_sat,gps_route}`. Updates require `PathResolver.Reset` (Flow F7 invariant).
+
+### `detection_classes`
+
+Seeded with 19 rows (ids 0–18) on first run via `INSERT ... ON CONFLICT (id) DO NOTHING`. Names + Cyrillic short names + hex colors + `max_size_m` + `photo_mode`.
+
+| id | name | short_name | color | max_size_m |
+|----|------|------------|-------|-------------|
+| 0 | ArmorVehicle | Броня | `#FF0000` | 7 |
+| 1 | Truck | Вантаж. | `#00FF00` | 8 |
+| 2 | Vehicle | Машина | `#0000FF` | 7 |
+| 3 | Artillery | Арта | `#FFFF00` | 14 |
+| 4 | Shadow | Тінь | `#FF00FF` | 9 |
+| 5 | Trenches | Окопи | `#00FFFF` | 10 |
+| 6 | MilitaryMan | Військов | `#188021` | 2 |
+| 7 | TyreTracks | Накати | `#800000` | 5 |
+| 8 | AdditionArmoredTank | Танк.захист | `#008000` | 7 |
+| 9 | Smoke | Дим | `#000080` | 8 |
+| 10 | Plane | Літак | `#000080` | 12 |
+| 11 | Moto | Мото | `#808000` | 3 |
+| 12 | CamouflageNet | Сітка | `#800080` | 14 |
+| 13 | CamouflageBranches | Гілки | `#2f4f4f` | 8 |
+| 14 | Roof | Дах | `#1e90ff` | 15 |
+| 15 | Building | Будівля | `#ffb6c1` | 20 |
+| 16 | Caponier | Капонір | `#ffb6c1` | 10 |
+| 17 | Ammo | БК | `#33658a` | 2 |
+| 18 | Protect.Struct | Зуби.драк | `#969647` | 2 |
+
+Note: ids 9 and 10 (`Smoke`, `Plane`) share `#000080` — a pre-existing data quirk, not a bug introduced by this skill.
+
+### `user_settings`
+
+Per-user UI prefs. Unique index on `user_id` (`ix_user_settings_user_id`). Carries selected flight + four panel widths (annotator left/right, dataset left/right).
+
+### `camera_settings`
+
+Calibration triple `(altitude, focal_length, sensor_width)` with defaults `(100, 50, 36)`.
+
+## Migration strategy
+
+- **Tool**: hand-rolled embedded SQL in `DatabaseMigrator.Migrate`, executed at every startup via Linq2DB.
+- **Safety**: every statement is idempotent — `CREATE TABLE IF NOT EXISTS`, `ALTER TABLE … ADD COLUMN IF NOT EXISTS`, seed `INSERT … ON CONFLICT DO NOTHING`.
+- **Direction**: forward-only. No down migrations or `DROP` operations; renames or destructive changes require an out-of-band migration.
+- **Drift**: the only authoritative schema definition is `Database/DatabaseMigrator.cs`. Live DBs should be diffed against it on cadence; suite-level monitoring is out of scope here.
+
+## Seed data observations
+
+Only `detection_classes` has seeded data; all other tables start empty. `system_settings`, `directory_settings`, and `camera_settings` are inserted **lazily** by their respective services on first read/write — confirm exact upsert semantics in Step 4 verification.
+
+## Backward compatibility
+
+- Wire enums are **integer-stable** (suite contract). Renaming an enum case does not break wire compatibility because numeric values are the contract.
+- Annotation id format is the hash of image bytes — changing the hashing algorithm would invalidate cross-build references; treat as a contract.
+- MessagePack key order in `DTOs/QueueMessages.cs` is the export contract for RabbitMQ stream consumers — changing it breaks downstream.
+
+## Cross-component data ownership
+
+| Component | Writes | Reads |
+|-----------|--------|-------|
+| `01_annotations-rest` | `annotations`, `detection`, files on disk, `annotations_queue_records` (Created/Updated/Deleted) | `media` |
+| `02_annotations-realtime-sync` | drains `annotations_queue_records` | `annotations`, `detection`, file bytes |
+| `03_media` | `media`, files on disk | — |
+| `04_dataset` | `annotations.status` (single + bulk) → also writes `annotations_queue_records`, publishes SSE | `annotations`, `detection`, `media` |
+| `05_settings-metadata` | all `*_settings` tables | `detection_classes` (read-through for UI) |
+| `06_platform` | none (pure infra) | `directory_settings` (via `PathResolver`) |
+
+## Open data-model questions (Step 4 verification)
+
+1. **`annotations.id` collisions**: behavior under same-bytes re-upload (insert vs noop vs error) is implicit — confirm in `AnnotationService`.
+2. **`annotations_queue_records.annotation_ids` shape**: confirm consistent JSON formatting (escaped strings vs raw) across `Created`, `Updated`, `StatusChanged`, `Deleted`, bulk variants.
+3. **`detection_classes` mutability**: schema permits inserts via `ALTER`/seed, but no controller exposes writes today — confirm whether class catalog is intended to be DB-managed or static.
+4. **`media.duration`**: nullable TEXT — confirm format (`hh:mm:ss` vs ISO 8601 vs ticks).
+5. **Lazy upsert** of `system_settings` / `directory_settings` / `camera_settings` first-row creation — confirm services initialize defaults vs rely on user-driven inserts.

_docs/02_document/deployment/ci_cd_pipeline.md

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+# CI / CD Pipeline
+
+Source of truth: `.woodpecker/build-arm.yml`.
+
+## Engine
+
+Woodpecker CI. No GitHub Actions / GitLab CI / Azure Pipelines configured in this repo — `.github/workflows/` is absent (`00_discovery.md`). Suite-wide CI may layer on top of this; that lives outside the workspace.
+
+## Trigger
+
+```yaml
+when:
+  event: [push, manual]
+  branch: [dev, stage, main]
+```
+
+- Builds run on push to **`dev`**, **`stage`**, or **`main`**, plus manual triggers.
+- Other branches do **not** build images.
+
+## Runner constraint
+
+```yaml
+labels:
+  platform: arm64
+```
+
+Pipeline pins to ARM64 runners. The Dockerfile is multi-arch capable but this pipeline only builds `arm64`.
+
+## Steps (single step `build-push`)
+
+1. Login to private registry using secrets `registry_host`, `registry_user`, `registry_token`.
+2. Compute `TAG=${CI_COMMIT_BRANCH}-arm` and `BUILD_DATE` (`date -u +%Y-%m-%dT%H:%M:%SZ`).
+3. `docker build -f src/Dockerfile` with build args + OCI labels:
+   - `--build-arg CI_COMMIT_SHA=$CI_COMMIT_SHA`
+   - `--label org.opencontainers.image.revision=$CI_COMMIT_SHA`
+   - `--label org.opencontainers.image.created=$BUILD_DATE`
+   - `--label org.opencontainers.image.source=$CI_REPO_URL`
+   - tag: `$REGISTRY_HOST/azaion/annotations:$TAG`
+4. `docker push` of that tag.
+5. Mounts `/var/run/docker.sock` into the build container (Docker-out-of-Docker pattern).
+
+## Image tagging
+
+Per branch:
+
+| Branch | Image tag |
+|--------|-----------|
+| `dev` | `dev-arm` |
+| `stage` | `stage-arm` |
+| `main` | `main-arm` |
+
+Tags are **mutable** — every push to a branch overwrites the prior image at that tag. No immutable revision-tagged images are produced today (`main-arm-${SHA}` is not pushed). Adding immutable tags would simplify rollback and trace-back from a running image to a commit.
+
+## Secrets
+
+| Secret | Purpose |
+|--------|---------|
+| `registry_host` | Registry hostname (also used in pushed image FQN) |
+| `registry_user` | Registry login user |
+| `registry_token` | Registry login token (used via `--password-stdin`) |
+
+Secrets are referenced via `from_secret:` and never echoed.
+
+## What CI does NOT do today
+
+- No tests run (no test project exists in repo per `00_discovery.md`).
+- No linters / format checks (`dotnet format`).
+- No `amd64` image.
+- No scan (Trivy / Grype) on the produced image.
+- No automated rollback on failed deploy (deploy itself is out of pipeline scope).
+
+These are gaps to track when the test project is added in autodev Phase A Step 6.

_docs/02_document/deployment/containerization.md

@@ -0,0 +1,53 @@
+# Containerization
+
+Source of truth: `src/Dockerfile`.
+
+## Build
+
+Two-stage build:
+
+1. **build stage** — `mcr.microsoft.com/dotnet/sdk:10.0`, `--platform=$BUILDPLATFORM`. Reads `$TARGETARCH` and runs `dotnet publish -c Release -o /app --os linux --arch $arch` (mapping `amd64 → x64`, otherwise `$TARGETARCH`).
+2. **runtime stage** — `mcr.microsoft.com/dotnet/aspnet:10.0`. Copies the published output, exposes port `8080`, sets `ENTRYPOINT ["dotnet", "Azaion.Annotations.dll"]`.
+
+## Build arguments
+
+| Arg | Default | Purpose |
+|-----|---------|---------|
+| `BUILDPLATFORM` | provided by Buildx | Multi-arch host platform |
+| `TARGETARCH` | provided by Buildx | Output arch (`amd64` / `arm64`) |
+| `CI_COMMIT_SHA` | `unknown` | Stamped into `AZAION_REVISION` env at runtime |
+
+## Runtime
+
+| Aspect | Value |
+|--------|-------|
+| Base image | `mcr.microsoft.com/dotnet/aspnet:10.0` |
+| Working dir | `/app` |
+| Exposed port | `8080` (HTTP) |
+| Entry point | `dotnet Azaion.Annotations.dll` |
+| Runtime env stamped at build | `AZAION_REVISION = $CI_COMMIT_SHA` |
+
+## Multi-arch
+
+Dockerfile is multi-arch capable via Buildx. The current Woodpecker pipeline emits **`arm64` only** (label `platform: arm64`, tag `${BRANCH}-arm`). Producing `amd64` requires an additional pipeline (or extending the existing one to a matrix).
+
+## Image size & caching
+
+- Layers: SDK install → `COPY . .` → publish → runtime copy. The final layer is the published `/app` directory only — no SDK in runtime image.
+- Cache hit on `COPY . .` is wide (entire `src/`); finer caching (e.g., `COPY *.csproj` first, then `dotnet restore`, then sources) is **not configured** — improvement candidate.
+
+## Image labels
+
+Set in CI (`.woodpecker/build-arm.yml`), not in the Dockerfile:
+
+- `org.opencontainers.image.revision = $CI_COMMIT_SHA`
+- `org.opencontainers.image.created = $BUILD_DATE`
+- `org.opencontainers.image.source  = $CI_REPO_URL`
+
+These follow the OCI standard so the registry surfaces them correctly.
+
+## Open items
+
+- Add `amd64` build target if non-ARM hosts are required.
+- Consider non-root user inside the runtime image (none configured today).
+- Consider `dotnet restore` cache layer split for faster CI builds.

_docs/02_document/deployment/environment_strategy.md

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+# Environment Strategy
+
+Source of truth: `src/Program.cs` + `src/Database/DatabaseMigrator.cs` + `.woodpecker/build-arm.yml`.
+
+## Environments
+
+Branch-driven from CI:
+
+| Branch | Image tag | Intended environment |
+|--------|-----------|----------------------|
+| `dev` | `dev-arm` | Development (shared) |
+| `stage` | `stage-arm` | Pre-production |
+| `main` | `main-arm` | Production |
+
+The service binary is identical across environments — all variation is **runtime configuration via env vars** (no per-environment build flags).
+
+## Configuration sources (priority order, per `Program.cs`)
+
+1. `Environment.GetEnvironmentVariable("KEY")`.
+2. ASP.NET Core `IConfiguration` (`builder.Configuration["KEY"]`) — covers `appsettings.json`, command-line args, etc.
+3. **No hard-coded fallback for security-sensitive values.** `DATABASE_URL`, `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL`, and (in `Production`) a non-empty `CorsConfig:AllowedOrigins` are required; missing values cause startup to fail fast via `ConfigurationResolver.ResolveRequiredOrThrow` / `CorsConfigurationValidator.EnsureSafeForEnvironment`.
+
+## Required environment variables
+
+| Variable | Purpose | Default | Production action |
+|----------|---------|---------|---------------------|
+| `DATABASE_URL` | Postgres connection (URL or LinqToDB conn string) | — (required, fail-fast) | **MUST set** |
+| `JWT_ISSUER` | Expected `iss` claim; must match admin's `JwtConfig:Issuer` | — (required, fail-fast) | **MUST set** |
+| `JWT_AUDIENCE` | Expected `aud` claim; must match admin's `JwtConfig:Audience` | — (required, fail-fast) | **MUST set** |
+| `JWT_JWKS_URL` | Admin's JWKS endpoint (HTTPS) | — (required, fail-fast) | `https://admin.azaion.com/.well-known/jwks.json` |
+| `CorsConfig__AllowedOrigins__0` | First allowed CORS origin (array via `__N` indices) | — | **MUST set** (or `CorsConfig__AllowAnyOrigin=true`) in Production |
+| `CorsConfig__AllowAnyOrigin` | Opt-in to permissive CORS (non-production only) | `false` | Leave `false` in Production |
+| `RABBITMQ_HOST` | Stream host | `127.0.0.1` | Override |
+| `RABBITMQ_STREAM_PORT` | Stream port | `5552` | Override if non-default |
+| `RABBITMQ_PRODUCER_USER` | Stream user | `azaion_producer` | Override |
+| `RABBITMQ_PRODUCER_PASS` | Stream password | `producer_pass` | Override |
+| `RABBITMQ_STREAM_NAME` | Stream name | `azaion-annotations` | Usually keep (suite contract) |
+
+`JWT_SECRET` was removed in this cycle — annotations no longer mints HS256 tokens; admin is the sole token issuer (ES256).
+
+## URL format conversion
+
+`Program.cs` accepts `DATABASE_URL` either as a Linq2DB connection string or as a `postgresql://user:pass@host:port/db` URL. The `ConvertPostgresUrl` helper rewrites the URL form into LinqToDB conn-string form. This means operators can use either ENV-style URLs (kubectl/Postgres operator output) or `Host=...` directly.
+
+## DB-driven configuration
+
+Several runtime concerns are stored in **database tables**, not env:
+
+- **Filesystem roots** — `directory_settings` (defaults `/data/...`). Updated via `PUT /settings/directories`; **must trigger** `PathResolver.Reset` for the change to take effect (Flow F7).
+- **System settings** — `system_settings` (`generate_annotated_image`, `silent_detection`, thumbnail dimensions).
+- **User settings** — `user_settings` (per UI session prefs).
+
+Operators changing filesystem layout in production need an `ADM` JWT and the right cluster connectivity, **not** a redeploy.
+
+## Filesystem mounts
+
+The container expects `/data/` (or whatever `directory_settings` points at) to be a **writable persistent mount**:
+
+- `/data/images` — annotation full images
+- `/data/labels` — YOLO `.txt` files
+- `/data/thumbnails` — thumbnails
+- `/data/results` — annotated images (when `generate_annotated_image=true`)
+- `/data/videos` — media uploads
+- `/data/gps_sat`, `/data/gps_route` — GPS overlays
+
+Without these mounts, every annotation-create / media-upload flow returns 500 from `ErrorHandlingMiddleware` (FS write fails).
+
+## Config drift between environments
+
+Today, environment-specific config is held wherever the deployment platform places env vars (Helm values / Kustomize overlays / Compose files in `_infra/`). This repo intentionally does not commit per-environment values; the only environment-aware file in-repo is `.woodpecker/build-arm.yml`.
+
+## Open items
+
+- No `appsettings.Production.json` — all env-specific config is operator-supplied.
+- `Swagger UI` is mounted in all environments (ADR-005); production exposure must be controlled at the perimeter.

_docs/02_document/deployment/observability.md

@@ -0,0 +1,55 @@
+# Observability
+
+Source of truth: `src/Program.cs` (no dedicated logging config files exist in repo).
+
+## Health check
+
+```csharp
+app.MapGet("/health", () => Results.Ok(new { status = "healthy" }));
+```
+
+- Path: `GET /health`
+- Auth: none (`MapGet` bypasses controller-level `[Authorize]`).
+- Response: `200 { "status": "healthy" }`
+- **Liveness only**: this endpoint does not probe the DB, RabbitMQ, or filesystem. A pod can return healthy while the failsafe outbox is unable to publish or while DB connectivity is broken.
+
+## API documentation
+
+- `app.UseSwagger()` and `app.UseSwaggerUI()` mounted unconditionally (ADR-005).
+- Endpoints: `/swagger/v1/swagger.json` (OpenAPI), `/swagger/index.html` (UI).
+- No version pinning of the OpenAPI document (Swashbuckle defaults).
+
+## Logging
+
+- Default ASP.NET Core console logger. No `appsettings.json` overrides in repo.
+- No structured logger (Serilog / NLog) configured.
+- No correlation id middleware in repo (`X-Request-Id` not propagated).
+
+## Metrics
+
+None configured today. Possible additions:
+- `prometheus-net` exporter on `/metrics`.
+- ASP.NET Core `MetricsCollector` (built-in HTTP / runtime counters).
+
+## Traces
+
+None configured. OpenTelemetry SDK is not referenced in `csproj`.
+
+## Image revision stamp
+
+The runtime container has `AZAION_REVISION = $CI_COMMIT_SHA` set as an env var (Dockerfile + Woodpecker pipeline). This makes "what's running?" diagnosable from inside the container with `printenv AZAION_REVISION` or by surfacing it in a future `/info` endpoint.
+
+## Error visibility to clients
+
+`ErrorHandlingMiddleware` maps exceptions to JSON `{ statusCode, message }` with HTTP 400 / 404 / 409 / 500. Internal exception details are not leaked beyond the `message` string (confirm during Step 4 verification — make sure 500 paths do not echo stack traces).
+
+## Open observability items
+
+- **Readiness vs liveness split**: today there is one endpoint that does not check dependencies. A `GET /ready` that pings DB and (optionally) RabbitMQ would unblock proper rolling-update gates.
+- **Structured logs** with request id correlation across HTTP + outbox drain + SSE.
+- **Outbox depth metric** (`COUNT(*)` on `annotations_queue_records`) — surfaces stuck-failsafe scenarios early.
+- **SSE subscriber count metric** — visibility into connected UIs.
+- **Stream publish lag** — time from outbox row insertion to RabbitMQ publish.
+- **Failure injection / chaos hooks** — none today.
+
+These are candidates for the deploy-and-retro phase of autodev (Steps 14–17 once the project enters Phase B).

_docs/02_document/diagrams/components.md

@@ -0,0 +1,44 @@
+# Component diagram (Azaion.Annotations)
+
+Derived from the **six-component** breakdown (user choice **B**: Annotations REST split from realtime + RabbitMQ sync).
+
+```mermaid
+flowchart LR
+  subgraph platform [06 Platform]
+    DB[(PostgreSQL)]
+    AUTH[JWT / refresh]
+    PATH[Paths + errors]
+  end
+
+  subgraph media [03 Media]
+    MAPI["/media"]
+  end
+
+  subgraph annRest [01 Annotations REST]
+    ARAPI["/annotations REST + files"]
+  end
+
+  subgraph annRT [02 Annotations realtime and sync]
+    SSE["SSE /events"]
+    RMQ[RabbitMQ stream]
+  end
+
+  subgraph dataset [04 Dataset]
+    DAPI["/dataset DATASET"]
+  end
+
+  subgraph settings [05 Settings and metadata]
+    SAPI["/settings /classes"]
+  end
+
+  platform --> media
+  platform --> annRest
+  platform --> annRT
+  platform --> dataset
+  platform --> settings
+  media --> annRest
+  annRest --> annRT
+  annRest --> dataset
+```
+
+**Shared source file:** `AnnotationsController.cs` is **split by concern** between **01** (REST + static files) and **02** (SSE `Events` action).

_docs/02_document/diagrams/flows/flow_annotation_create.md

@@ -0,0 +1,83 @@
+# Flow F1 — Annotation Create
+
+Cross-reference: `system-flows.md` → Flow F1.
+
+## Sequence (verified against `Services/AnnotationService.cs`)
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant Caller as Detections / UI
+    participant Ctrl as AnnotationsController (01)
+    participant Svc as AnnotationService (01)
+    participant Path as PathResolver (06)
+    participant DB as PostgreSQL (06)
+    participant FS as Filesystem
+    participant Evt as AnnotationEventService (02)
+    participant Q as annotations_queue_records (DB / 02)
+
+    Caller->>Ctrl: POST /annotations (CreateAnnotationRequest, JWT ANN)
+    Ctrl->>Svc: CreateAnnotation(request, userIdFromJwt)
+
+    alt request.Image bytes provided
+        Svc->>Svc: ComputeHash (XxHash64 over sampled bytes) -> id
+        Svc->>FS: write {id}.jpg under images_dir
+        Svc->>DB: SELECT media WHERE id = :id
+        opt media row missing
+            Svc->>DB: INSERT media (Image, MediaStatus.New, ...)
+        end
+    else MediaId provided
+        Svc->>DB: SELECT media WHERE id = :MediaId (404 if missing)
+        opt source media file exists & target image missing
+            Svc->>FS: copy media.Path -> images_dir/{id}.jpg
+        end
+    end
+
+    Svc->>DB: INSERT annotations
+    Svc->>DB: BulkCopy detection rows
+    Svc->>FS: write {id}.txt (YOLO label) under labels_dir
+    Svc->>Evt: PublishAsync(AnnotationEventDto)
+    Svc->>DB: SELECT system_settings (FirstOrDefault)
+    alt SilentDetection != true
+        Svc->>Q: FailsafeProducer.EnqueueAsync(db, id, QueueOperation.Created)
+    end
+    Svc-->>Ctrl: Annotation
+    Ctrl-->>Caller: 201 Created (Location: /annotations/{id})
+```
+
+## Flowchart
+
+```mermaid
+flowchart TD
+    start([POST /annotations]) --> auth{JWT valid + ANN claim?}
+    auth -->|no| rej401([401 / 403])
+    auth -->|yes| input{bytes or MediaId?}
+    input -->|neither| arg([400 ArgumentException])
+    input -->|bytes| hash[ComputeHash sampled XxHash64 -> id]
+    input -->|MediaId| lookupMedia[SELECT media WHERE id = MediaId]
+    lookupMedia -->|missing| nf404([404 KeyNotFound])
+    lookupMedia -->|exists| copyImg[copy media.Path to images dir if missing]
+    hash --> writeImg[write {id}.jpg]
+    writeImg --> mediaRow[INSERT media if absent]
+    mediaRow --> writeDb
+    copyImg --> writeDb[INSERT annotations + BulkCopy detections]
+    writeDb --> writeLabel[write {id}.txt YOLO label]
+    writeLabel --> sse[PublishAsync SSE event]
+    sse --> readSettings[SELECT system_settings]
+    readSettings --> silentChk{SilentDetection?}
+    silentChk -->|yes| ok([201 Created])
+    silentChk -->|no| outbox[FailsafeProducer.EnqueueAsync Created]
+    outbox --> ok
+
+    writeImg -->|IOException| err500([500 via ErrorHandlingMiddleware])
+    writeDb -->|DB error| err500
+    writeLabel -->|IOException| err500
+    outbox -->|DB error| err500
+```
+
+## Notes
+
+- Image hashing is `XxHash64` over a **sampled** input (length prefix + head/middle/tail 1KB) for inputs > 3072 bytes. See ADR-004 in `architecture.md` for collision implications.
+- The implementation is **not transactional across FS + DB + outbox**. Partial failure can leave orphan files or unsent outbox rows. Captured in `system-flows.md` → Open Behavioral Questions §4.
+- `Update`, `UpdateStatus`, `DeleteAnnotation` paths do **NOT** publish SSE or enqueue outbox today. Captured in `system-flows.md` → Open Behavioral Questions §1.
+- Outbox row is consumed asynchronously by Flow F4 (`FailsafeProducer`).

_docs/02_document/diagrams/flows/flow_failsafe_drain.md

@@ -0,0 +1,52 @@
+# Flow F4 — Failsafe Outbox Drain → RabbitMQ Stream
+
+Cross-reference: `system-flows.md` → Flow F4.
+
+## Sequence
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant FP as FailsafeProducer (02, IHostedService)
+    participant DB
+    participant Path as PathResolver (06)
+    participant FS as Filesystem
+    participant RMQ as RabbitMQ Stream "azaion-annotations"
+
+    loop while host running
+        FP->>DB: SELECT FROM annotations_queue_records
+        DB-->>FP: pending rows (operation, annotation_ids JSON)
+        loop per row
+            alt operation = Created
+                FP->>Path: GetImagePath(annotationId)
+                FP->>FS: read bytes
+            end
+            FP->>FP: serialize MessagePack (Annotation*QueueMessage)
+            FP->>RMQ: publish stream entry
+            alt publish ok
+                FP->>DB: DELETE annotations_queue_records WHERE id = :id
+            else stream unavailable
+                FP->>FP: log + backoff
+            end
+        end
+    end
+```
+
+## State
+
+```mermaid
+stateDiagram-v2
+    [*] --> Idle
+    Idle --> Draining: queue rows present
+    Draining --> Publishing: row picked
+    Publishing --> Acked: stream publish ok
+    Acked --> Idle: row deleted
+    Publishing --> Backoff: stream unavailable
+    Backoff --> Idle: backoff elapsed
+```
+
+## Notes
+
+- See ADR-003 in `architecture.md` for rationale.
+- Multi-instance drain: no leasing in DB → duplicate stream entries possible. Suite consumer contract should dedupe.
+- Bulk message (`AnnotationBulkQueueMessage`) carries multiple annotation ids; `Created` semantics on bulk are out of scope here — confirm during Step 4 verification.

_docs/02_document/diagrams/flows/flow_sse_subscription.md

@@ -0,0 +1,43 @@
+# Flow F3 — Real-time SSE Subscription
+
+Cross-reference: `system-flows.md` → Flow F3.
+
+## Sequence
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant UI
+    participant Ctrl as AnnotationsController.Events (component 02 doc-ownership)
+    participant Evt as AnnotationEventService (02)
+    participant ProducerF1 as Flow F1 (annotation create)
+    participant ProducerF8 as Flow F8 (dataset bulk status)
+
+    UI->>Ctrl: GET /annotations/events (Accept: text/event-stream, JWT ANN)
+    Ctrl->>Ctrl: set Content-Type: text/event-stream, no-cache
+    Ctrl->>Evt: ReadAllAsync(cancellationToken)
+    par event sources
+        ProducerF1->>Evt: PublishAsync(eventDto)
+        ProducerF8->>Evt: PublishAsync(eventDto)
+    end
+    Evt-->>Ctrl: yield AnnotationEventDto
+    Ctrl-->>UI: data: {json}\n\n
+    UI--xCtrl: client disconnects
+    Ctrl->>Ctrl: cancellation token fires; loop exits
+```
+
+## State
+
+```mermaid
+stateDiagram-v2
+    [*] --> Subscribing
+    Subscribing --> Streaming: header sent + reader attached
+    Streaming --> Streaming: PublishAsync -> data frame
+    Streaming --> Closed: client cancel / process restart
+    Closed --> [*]
+```
+
+## Notes
+
+- Channel is **unbounded**: a slow client cannot back-pressure the producer. If a client stalls indefinitely, memory growth is bounded by per-publisher cancellation tokens at the controller level. Step 4 verification candidate.
+- Cross-pod fan-out is **not provided** — each pod has its own channel. Sticky sessions or a broker-backed bus required for horizontal scale.

_docs/02_document/glossary.md

@@ -0,0 +1,73 @@
+# Glossary
+
+**Status**: confirmed-by-user 2026-05-14.
+
+System-wide terminology for `Azaion.Annotations`. Generic CS / industry terms (HTTP, JWT mechanics, REST, etc.) are excluded — only project-specific or domain-specific terms are listed. Each entry cites the doc or source file that establishes it.
+
+---
+
+**Annotation** — Hash-keyed record carrying detections, status, source, user, and time, attached to a media row. Central object of the service. *source: `data_model.md`, `modules/annotations-service.md`.*
+
+**Annotation event** — SSE payload (`AnnotationEventDto`) describing a lifecycle change broadcast to UI subscribers. *source: `modules/sse-realtime.md`, `DTOs/AnnotationEventDto.cs`.*
+
+**AnnotationSource** — Wire enum: `AI = 0`, `Manual = 1`. *source: `Enums/AnnotationSource.cs`.*
+
+**AnnotationStatus** — Wire enum: `None = 0`, `Created = 10`, `Edited = 20`, `Validated = 30`, `Deleted = 40`. Soft-delete uses value 40 (per ADR-009). *source: `Enums/AnnotationStatus.cs`.*
+
+**Annotator UI** — Operator-facing client of `01 Annotations REST` + SSE. Active editing surface. *source: `components/01_annotations-rest/description.md`.*
+
+**Bulk status** — Multi-id status update via `POST /dataset/bulk-status` carrying `BulkStatusRequest { AnnotationIds, Status }`. *source: `Controllers/DatasetController.cs:34`.*
+
+**Business transaction** — The lifecycle-level transactional boundary planned per ADR-008: DB rows + outbox commit atomically; FS writes and SSE publish run post-commit using the outbox row as the durable promise. *source: `architecture.md` ADR-008.*
+
+**Camera settings** — Per-camera calibration (`altitude`, `focal_length`, `sensor_width`) used by detection geometry. *source: `data_model.md`, `Database/Entities/CameraSettings.cs`.*
+
+**Combat readiness** — Wire enum on a detection (`CombatReadiness`). *source: `Enums/CombatReadiness.cs`, `modules/wire-enums.md`.*
+
+**Dataset Explorer** — Read-heavy UI exposed under `/dataset` (policy `DATASET`). *source: `components/04_dataset/description.md`, suite `09_dataset_explorer.md`.*
+
+**Detection** — Bounding box (`center_x/y, width, height`) + class number + label + affiliation + combat readiness, child of an annotation. *source: `data_model.md`, `Database/Entities/Detection.cs`.*
+
+**Detection class** — Row in `detection_classes` (id, name, short_name, color, max_size_m, photo_mode). 19 rows seeded by the migrator; becoming admin-managed per RB-06. *source: `data_model.md`, `Database/DatabaseMigrator.cs`.*
+
+**Directory settings** — DB-driven filesystem roots (`videos_dir`, `images_dir`, `labels_dir`, `thumbnails_dir`, `results_dir`, `gps_sat_dir`, `gps_route_dir`). Consumed via `PathResolver`. RB-01 will add `deleted_dir` for soft-delete relocation. *source: `data_model.md`, `Database/DatabaseMigrator.cs`, `modules/common-infrastructure.md`.*
+
+**Failsafe outbox** — `annotations_queue_records` table; the durable bridge between local writes and the RabbitMQ stream. Drained by `FailsafeProducer`. *source: `architecture.md` ADR-003, `modules/rabbitmq-stream-sync.md`.*
+
+**Flight** — *Deprecated synonym for Mission.* The codebase currently uses `FlightId` (DTOs and service queries) but will rename to `MissionId` per RB-07 to align with the suite spec. *source: `00_discovery.md` drift list, ADR-012.*
+
+**JWT policies** — Authorization claims `ANN`, `DATASET`, `ADM` checked by `[Authorize(Policy = ...)]` on controllers. *source: `modules/auth-identity.md`, `Auth/JwtExtensions.cs`.*
+
+**Media** — Uploaded image / video reference, waypoint-scoped, written via `MediaController`. *source: `data_model.md`, `components/03_media/description.md`.*
+
+**MessagePack** — Wire encoding for outbox messages on the RabbitMQ stream (`AnnotationQueueMessage`, `AnnotationBulkQueueMessage`). Gzip-compressed at the producer. *source: `modules/rabbitmq-stream-sync.md`, `Services/FailsafeProducer.cs`.*
+
+**Mission** — *Canonical domain term* per the suite spec — the logical grouping that the codebase currently calls "Flight" and that physically backs onto `media.waypoint_id`. The code → suite alignment is RB-07 / ADR-012; the suite remains canonical. *source: `suite/_docs/01_annotations.md`, `00_discovery.md`.*
+
+**PathResolver** — DI singleton that lazy-loads filesystem roots from `directory_settings` and exposes per-annotation paths (image / label / thumbnail / result). Calls `Reset()` after directory updates. *source: `modules/common-infrastructure.md`, `Services/PathResolver.cs`.*
+
+**QueueOperation** — Outbox enum: `Created = 0`, `Validated = 1`, `Deleted = 2`. RB-01 may add `Updated` for `UpdateAnnotation` semantics. *source: `Enums/QueueOperation.cs`.*
+
+**RabbitMQ Stream `azaion-annotations`** — Durable export channel consumed by the admin sync worker and the AI training pipeline. Default port `5552`. *source: `architecture.md` ADR-003, `Program.cs:43`.*
+
+**Refresh token** — Long-lived credential issued and rotated by the **admin** service. Annotations is a verifier only — it neither mints nor refreshes tokens. Long-running callers (e.g. the detections service) refresh against admin's `POST /token/refresh` and pass the resulting ES256 access token to annotations. *source: `modules/auth-identity.md`.*
+
+**Silent detection** — *Deprecated.* Boolean flag on `system_settings` that gated outbox enqueue during development debugging. Scheduled for removal per ADR-010 / RB-02 — the suite e2e harness covers this need now. *source: `architecture.md` ADR-010.*
+
+**Soft-delete** — `DeleteAnnotation` semantics agreed on 2026-05-14: status flips to `AnnotationStatus.Deleted = 40`, the annotation row stays, and image / label / thumbnail files relocate to `deleted_dir`. RB-01 implements this; today's code is hard-delete. *source: `architecture.md` ADR-009 / RB-01.*
+
+**SSE (Server-Sent Events)** — `text/event-stream` channel on `GET /annotations/events` carrying `AnnotationEventDto` payloads. In-process, per-instance; no cross-pod fan-out. *source: `modules/sse-realtime.md`, `Controllers/AnnotationsController.cs`.*
+
+**System settings** — Singleton-ish service-config row (`thumbnail_*`, `generate_annotated_image`, etc.). *source: `data_model.md`.*
+
+**Thumbnail** — Per-annotation small image at `thumbnails_dir/{id}.jpg`. **Not produced by `CreateAnnotation`** — read-only via `PhysicalFile`; populated out-of-band today. *source: `system-flows.md` Flow F1, F2.*
+
+**Transactional outbox** — Pattern adopted in ADR-008: a queue table populated inside a DB transaction, drained asynchronously by a background worker (`FailsafeProducer`), used to bridge local commits to a remote stream durably. *source: `architecture.md` ADR-003, ADR-008.*
+
+**User settings** — Per-user UI prefs (selected flight / mission, panel widths). Unique on `user_id`. *source: `data_model.md`, `Database/Entities/UserSettings.cs`.*
+
+**Waypoint** — UUID associated with media uploads, used for mission-scoped grouping. Physical foreign key under the logical "Mission" concept. *source: `Database/Entities/Media.cs`.*
+
+**World B** — Internal label for the agreed lifecycle-observability stance: every annotation mutation publishes SSE and enqueues the outbox, not just `Create`. *source: `architecture.md` ADR-009.*
+
+**YOLO label** — Plain-text format used in `{id}.txt` files: one detection per line, fields `class cx cy w h` (normalized box). *source: `Services/AnnotationService.cs:243–249`, `modules/annotations-service.md`.*

_docs/02_document/module-layout.md

@@ -0,0 +1,178 @@
+# Module Layout
+
+**Status**: derived-from-code  
+**Language**: csharp  
+**Layout Convention**: single-assembly (`Azaion.Annotations`), vertical slices expressed as **logical components** under flat `src/` folders (`Controllers/`, `Services/`, `DTOs/`).  
+**Root**: `src/`  
+**Last Updated**: 2026-05-14
+
+## Verification Needed
+
+1. **No per-component physical root** — all components share `src/Controllers/`, `src/Services/`, `src/DTOs/`. File ownership below is **exclusive for implementation planning**; merges touching the same file need explicit batch ordering.
+2. **`AnnotationsController.cs` split (user-approved six-component model)** — **REST + static files** belong to **01 Annotations REST**; **SSE** (`Events`) belongs to **02 Annotations realtime & sync**. For `/implement`, treat **`src/Controllers/AnnotationsController.cs` as owned by 01**; tasks that **only** change SSE must still edit this file — flag as **cross-component** (01 + 02) or split into partial classes in a future refactor.
+3. **`src/DTOs/`** — no subfolders; each file has a **primary owner** in [Shared: DTO files](#shared-dto-files-primary-ownership) to resolve FORBIDDEN vs OWNED during tasks.
+4. **`FailsafeProducer.cs`** contains `RabbitMqConfig` and `FailsafeProducer` — fully owned by **02** (even though `Program.cs` registers the config as singleton).
+
+---
+
+## Layout Rules (adapted for this repo)
+
+1. Components map to **logical** slices from `_docs/02_document/components/*/description.md`, not to separate top-level directories.
+2. **Foundation** (`06_platform`) owns schema, enums, auth registration helpers, middleware, path resolution, and **composition** (`Program.cs`, csproj, Dockerfile).
+3. **Feature** components own listed **service + controller** files; they **read** foundation public APIs and **shared DTO** types per the DTO table.
+4. Tests are **not present** in-repo; future test project should follow `tests/Azaion.Annotations.Tests/` (conventional) — not owned by feature slices until created.
+
+---
+
+## Per-Component Mapping
+
+### Component: `01_annotations-rest`
+
+- **Epic**: (assign per change; layout is structural)
+- **Directory (primary)**: `src/Services/` (partial), `src/Controllers/` (partial)
+- **Public API** (types other components may reference through DI / same assembly):
+  - `Azaion.Annotations.Services.AnnotationService`
+  - `Azaion.Annotations.Controllers.AnnotationsController` (REST + image/thumbnail actions only — see Verification)
+- **Internal**: private methods inside owned types; do not reach into other components’ services from new code without updating this layout.
+- **Owns (exclusive write scope)**:
+  - `src/Services/AnnotationService.cs`
+  - `src/Controllers/AnnotationsController.cs` — **primary file owner** (REST, `GetThumbnail`, `GetImage`; coordinate with 02 for `Events`)
+- **Imports from**: `06_platform` (Database, Enums, DTOs used here, PathResolver, Middleware indirectly), `02_annotations-realtime-sync` (`AnnotationEventService` for publish)
+- **Consumed by**: `04_dataset` (read paths share DB entities; no direct `AnnotationService` reference required), external callers
+
+### Component: `02_annotations-realtime-sync`
+
+- **Epic**: (assign per change)
+- **Directory (primary)**: `src/Services/` (partial)
+- **Public API**:
+  - `Azaion.Annotations.Services.AnnotationEventService`
+  - `Azaion.Annotations.Services.RabbitMqConfig`
+  - `Azaion.Annotations.Services.FailsafeProducer`
+  - `FailsafeProducer.EnqueueAsync` (static helper on same type as producer)
+- **Owns**:
+  - `src/Services/FailsafeProducer.cs` (includes `RabbitMqConfig` + `FailsafeProducer`)
+  - `src/Services/AnnotationEventService.cs`
+  - **SSE contract**: `AnnotationsController.Events` (same `.cs` as 01 — see Verification)
+- **Imports from**: `06_platform` (Database, Entities, PathResolver, Enums, `DTOs/QueueMessages.cs`), `DTOs/AnnotationEventDto.cs` (see Shared)
+- **Consumed by**: `01_annotations-rest` (publishes events), external RabbitMQ consumers
+
+### Component: `03_media`
+
+- **Epic**: (assign per change)
+- **Public API**: `MediaService`, `MediaController`
+- **Owns**:
+  - `src/Services/MediaService.cs`
+  - `src/Controllers/MediaController.cs`
+- **Imports from**: `06_platform`
+- **Consumed by**: `01_annotations-rest` (domain: media rows referenced by annotations), UI
+
+### Component: `04_dataset`
+
+- **Epic**: (assign per change)
+- **Public API**: `DatasetService`, `DatasetController`
+- **Owns**:
+  - `src/Services/DatasetService.cs`
+  - `src/Controllers/DatasetController.cs`
+- **Imports from**: `06_platform`
+- **Consumed by**: Dataset Explorer UI
+
+### Component: `05_settings-metadata`
+
+- **Epic**: (assign per change)
+- **Public API**: `SettingsService`, `SettingsController`, `ClassesController`
+- **Owns**:
+  - `src/Services/SettingsService.cs`
+  - `src/Controllers/SettingsController.cs`
+  - `src/Controllers/ClassesController.cs`
+- **Imports from**: `06_platform`
+- **Consumed by**: UI; `PathResolver` / directory settings (via DB) interact with **06** cache reset when dirs change
+
+### Component: `06_platform`
+
+- **Epic**: (assign per change)
+- **Public API** (representative; all `public` types in these areas are the integration surface):
+  - `Azaion.Annotations.Database.AppDataConnection`, `DatabaseMigrator`, `Azaion.Annotations.Database.Entities.*`
+  - `Azaion.Annotations.Enums.*`
+  - `Azaion.Annotations.Middleware.ErrorHandlingMiddleware`
+  - `Azaion.Annotations.Auth.JwtExtensions`
+  - `Azaion.Annotations.Infrastructure.ConfigurationResolver`, `CorsConfigurationValidator`
+  - `Azaion.Annotations.Services.PathResolver`
+  - `Program` (implicit entry), `src/Program.cs`
+- **Owns**:
+  - `src/Enums/**`
+  - `src/Database/**`
+  - `src/Middleware/**`
+  - `src/Auth/**`
+  - `src/Infrastructure/**`
+  - `src/Services/PathResolver.cs`
+  - `src/GlobalUsings.cs`
+  - `src/Program.cs`
+  - `src/Azaion.Annotations.csproj`
+  - `src/Dockerfile`
+- **Imports from**: (none — foundation)
+- **Consumed by**: all other components
+
+---
+
+## Shared: DTO files (primary ownership)
+
+| File under `src/DTOs/` | Primary component | Notes |
+|------------------------|-------------------|--------|
+| `PaginatedResponse.cs` | `06_platform` | Generic list wrapper — cross-cutting |
+| `ErrorResponse.cs` | `06_platform` | Shared error shape |
+| `CreateAnnotationRequest.cs` | `01_annotations-rest` | |
+| `UpdateAnnotationRequest.cs` | `01_annotations-rest` | |
+| `UpdateStatusRequest.cs` | `01_annotations-rest` / `04_dataset` | **Shared type** — **01** owns file edits; `04_dataset` uses for PATCH |
+| `GetAnnotationsQuery.cs` | `01_annotations-rest` | |
+| `AnnotationListItem.cs` | `01_annotations-rest` | |
+| `DetectionDto.cs` | `01_annotations-rest` | |
+| `AnnotationEventDto.cs` | `02_annotations-realtime-sync` | SSE payload |
+| `QueueMessages.cs` | `02_annotations-realtime-sync` | MessagePack stream payloads |
+| `CreateMediaRequest.cs` | `03_media` | |
+| `GetMediaQuery.cs` | `03_media` | |
+| `MediaListItem.cs` | `03_media` | |
+| `GetDatasetQuery.cs` | `04_dataset` | |
+| `DatasetItem.cs` | `04_dataset` | |
+| `ClassDistributionItem.cs` | `04_dataset` | |
+| `BulkStatusRequest.cs` | `04_dataset` | |
+| `UpdateSystemSettingsRequest.cs` | `05_settings-metadata` | |
+| `UpdateDirectoriesRequest.cs` | `05_settings-metadata` | |
+| `UpdateCameraSettingsRequest.cs` | `05_settings-metadata` | |
+| `UpdateUserSettingsRequest.cs` | `05_settings-metadata` | |
+
+---
+
+## Shared / Cross-Cutting (non-DTO)
+
+### `common-helpers/01_http-error-envelope.md`
+
+- **Purpose**: Documents middleware as cross-cutting (see `_docs/02_document/common-helpers/`).
+- **Owned by**: tasks touching **06_platform** (`ErrorHandlingMiddleware`).
+- **Consumed by**: all HTTP components.
+
+---
+
+## Allowed Dependencies (layering)
+
+Higher layers may depend on lower; **not** the reverse. Same-layer components should not introduce compile-time cycles (current codebase: none detected).
+
+| Layer | Components | May import from (namespaces / types from) |
+|-------|------------|---------------------------------------------|
+| 1 — Foundation | `06_platform` | *(none)* |
+| 2 — Realtime infra | `02_annotations-realtime-sync` | `06_platform` |
+| 3 — Application features | `01_annotations-rest`, `03_media`, `04_dataset`, `05_settings-metadata` | `06_platform`, and **`01` additionally `02`** (`AnnotationEventService`) |
+
+**Rules**
+
+- `03`, `04`, `05` → **must not** reference `AnnotationService` / `MediaService` across features without an explicit API (today: only via shared `AppDataConnection` in same assembly — acceptable but treat as **tight coupling**; prefer domain services for new code).
+- `02` → **must not** reference `01` service types (no reverse dependency today).
+
+Violations are **Architecture** findings for code-review Phase 7.
+
+---
+
+## Layout Conventions (reference)
+
+| Language | Root | This repo |
+|----------|------|-----------|
+| C# (.NET) | `src/` | Single web project; vertical slices = **logical** component rows above + DTO table |

_docs/02_document/modules/README.md

@@ -0,0 +1,19 @@
+# Module documentation index
+
+Modules follow **`suite/_docs/01_annotations.md`**: annotations vs media, SSE, auth/JWT refresh, DB, RabbitMQ sync, plus **dataset** (DATASET) and **settings / detection classes** as implemented in this repo.
+
+| Order | File | Scope |
+|------:|------|--------|
+| 1 | [wire-enums.md](./wire-enums.md) | `src/Enums/*` |
+| 2 | [database-layer.md](./database-layer.md) | `src/Database/*` |
+| 3 | [common-infrastructure.md](./common-infrastructure.md) | `PathResolver`, `ErrorHandlingMiddleware`, shared small types |
+| 4 | [auth-identity.md](./auth-identity.md) | `JwtExtensions` (JWKS verifier), `ConfigurationResolver`, `CorsConfigurationValidator` |
+| 5 | [media-service.md](./media-service.md) | `MediaService`, `MediaController`, media DTOs |
+| 6 | [annotations-service.md](./annotations-service.md) | `AnnotationService`, `AnnotationsController` (REST + files) |
+| 7 | [dataset-service.md](./dataset-service.md) | `DatasetService`, `DatasetController`, dataset DTOs |
+| 8 | [settings-metadata-service.md](./settings-metadata-service.md) | `SettingsService`, `SettingsController`, `ClassesController`, settings DTOs |
+| 9 | [sse-realtime.md](./sse-realtime.md) | `AnnotationEventService`, SSE endpoint |
+| 10 | [rabbitmq-stream-sync.md](./rabbitmq-stream-sync.md) | `FailsafeProducer`, `RabbitMqConfig`, `QueueMessages` |
+| 11 | [composition-program.md](./composition-program.md) | `Program.cs` |
+
+`src/DTOs/` types are described in the module that exposes them on the wire.

_docs/02_document/modules/annotations-service.md

@@ -0,0 +1,30 @@
+# Module: Annotations service
+
+## Purpose
+
+Core **annotation CRUD**, listing, static image/thumbnail delivery, and coordination with **media** and **files on disk**. Maps to **`01_annotations.md` §1–6** (not SSE — see `sse-realtime.md`).
+
+## Code
+
+- `AnnotationService` — create/update/status/delete/query/get one; uses `PathResolver`, hashing, label/thumbnail generation, queue handoff to failsafe path as implemented.
+- `AnnotationsController` — `[Route("annotations")]`, `[Authorize(Policy = "ANN")]` except where noted.
+  - REST: `POST`, `PUT/{id}`, `PATCH/{id}/status`, `DELETE/{id}`, `GET`, `GET/{id}`.
+  - Files: `GET/{id}/thumbnail`, `GET/{id}/image`.
+  - **SSE** `GET/events` documented in `sse-realtime.md` (same controller type).
+
+## DTOs (this module)
+
+- `CreateAnnotationRequest`, `UpdateAnnotationRequest`, `UpdateStatusRequest`, `GetAnnotationsQuery`, `AnnotationListItem`, `DetectionDto` (annotation payloads).
+
+## Dependencies
+
+Database, `PathResolver`, optional integration with queue/SSE services.
+
+## Suite vs code (maintain in suite or code)
+
+- **UserId:** suite pseudo-code shows `UserId` on create; **implementation** uses JWT subject (`AnnotationsController`).
+- **GET filter:** suite `missionId` vs code `FlightId` + filter behavior — track as open alignment.
+
+## Suite doc
+
+§1–6; annotation identity at top of `01_annotations.md`.

_docs/02_document/modules/auth-identity.md

@@ -0,0 +1,40 @@
+# Module: Auth & identity
+
+## Purpose
+
+JWT validation for API policies. Tokens are minted exclusively by the admin service (ES256-signed); annotations is a **verifier only**.
+
+## Components
+
+### `JwtExtensions` (`Auth/JwtExtensions.cs`)
+
+- `AddJwtAuth(IConfiguration)` — pulls `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL` via `ConfigurationResolver.ResolveRequiredOrThrow` (fail-fast at startup if any is missing).
+- `TokenValidationParameters` mirrors admin's verifier contract:
+  - `ValidateIssuer = true` / `ValidateAudience = true` / `ValidateLifetime = true`.
+  - `ValidAlgorithms = [SecurityAlgorithms.EcdsaSha256]` — pinned so an HS256-forgery using the public key as the HMAC secret cannot pass.
+  - `RequireSignedTokens = true`, `RequireExpirationTime = true`.
+  - `ClockSkew = 30s`.
+- Signing keys are fetched from admin's `/.well-known/jwks.json` via a `ConfigurationManager<JsonWebKeySet>` backed by a minimal `IConfigurationRetriever<JsonWebKeySet>` (admin exposes JWKS but not the full OIDC discovery document). The manager honours admin's `Cache-Control: public, max-age=3600` and refreshes on the default schedule. During key rotation both `kid`s are present in JWKS so in-flight tokens still verify.
+- Policies: `ANN`, `DATASET`, `ADM` — each requires claim `permissions` with that code (matches suite "Required permission: ANN" and Dataset Explorer `DATASET`).
+
+## Dependencies
+
+Configuration (all required, no defaults):
+
+- `JWT_ISSUER` (alt `Jwt:Issuer`) — must match admin's `JwtConfig:Issuer`.
+- `JWT_AUDIENCE` (alt `Jwt:Audience`) — must match admin's `JwtConfig:Audience`.
+- `JWT_JWKS_URL` (alt `Jwt:JwksUrl`) — `https://admin.azaion.com/.well-known/jwks.json` in production.
+
+## Consumers
+
+All `[Authorize]` controllers.
+
+## Removed in this cycle
+
+- `Services/TokenService.cs` (HS256 minting of access tokens from refresh tokens) — deleted; refresh is now the admin service's responsibility (`POST /token/refresh`).
+- `Controllers/AuthController.cs` and the `POST /auth/refresh` endpoint — deleted along with `TokenService`. Detections (and any other client) must call admin's refresh endpoint and pass the returned access token to annotations.
+- `JWT_SECRET` env var — no longer read.
+
+## Suite doc
+
+`01_annotations.md` §Annotation Sync (verifier role); suite `10_auth.md` for full auth story (admin = issuer, satellite-provider / annotations / flights / ui = verifiers).

_docs/02_document/modules/common-infrastructure.md

@@ -0,0 +1,38 @@
+# Module: Common infrastructure
+
+## Purpose
+
+Cross-cutting **filesystem layout** (annotation images, labels, thumbnails, results), **global error JSON**, and trivial shared API types.
+
+## Components
+
+### `PathResolver` (`Services/PathResolver.cs`)
+
+- Lazy-loads paths from `directory_settings` via `AppDataConnection`.
+- Methods: `GetImagePath`, `GetLabelPath`, `GetThumbnailPath`, `GetResultPath`, `GetMediaDir` — paths under configured dirs with `{annotationId}.jpg` / `.txt` patterns.
+- `Reset()` clears cache after directory settings change.
+
+### `ErrorHandlingMiddleware` (`Middleware/`)
+
+Maps exceptions to `{ statusCode, message }` JSON (400/404/409/500). Aligns HTTP outcomes with `01_annotations.md` status tables.
+
+### Shared DTOs (`DTOs/`)
+
+- `PaginatedResponse<T>` — list + `totalCount` / `page` / `pageSize` (annotations list, media list, dataset).
+- `ErrorResponse` — available for explicit error contracts where used.
+
+### `GlobalUsings.cs`
+
+Project-wide usings only.
+
+## Dependencies
+
+- `PathResolver` → `AppDataConnection`, `DirectorySettings` entity.
+
+## Consumers
+
+All services and controllers that touch disk or return paged lists.
+
+## Suite doc
+
+File cleanup on DELETE annotation (`GetImgPath` / label / thumb) in `01_annotations.md` §4.

_docs/02_document/modules/composition-program.md

@@ -0,0 +1,21 @@
+# Module: Composition (`Program.cs`)
+
+## Purpose
+
+Single **composition root**: configuration, PostgreSQL `AppDataConnection`, service registrations, **JWT**, **CORS**, Swagger, **migrator** on startup, **middleware** order, `MapControllers`, `/health`, `WebApplication.Run`.
+
+## Notable wiring
+
+- `DATABASE_URL` (required, no fallback — startup fails fast via `ConfigurationResolver.ResolveRequiredOrThrow`) → Npgsql connection string helper.
+- `JWT_ISSUER` / `JWT_AUDIENCE` / `JWT_JWKS_URL` for `AddJwtAuth` (all required; resolved by `ConfigurationResolver`). The validator pulls public ES256 keys from admin's JWKS endpoint; this service no longer holds an HMAC secret.
+- `CorsConfig:AllowedOrigins` / `CorsConfig:AllowAnyOrigin` for the default CORS policy; `CorsConfigurationValidator` refuses to start with a permissive policy in `Production`.
+- `RabbitMqConfig` from env + `AddHostedService<FailsafeProducer>()`.
+- Scoped services: `AnnotationService`, `MediaService`, `DatasetService`, `SettingsService`, `PathResolver`; singletons: `AnnotationEventService`, `RabbitMqConfig`.
+
+## Dependencies
+
+All modules; documented last after slices are understood.
+
+## Suite doc
+
+Operational/env story complements `01_annotations.md` deployment sections in suite architecture docs.

_docs/02_document/modules/database-layer.md

@@ -0,0 +1,30 @@
+# Module: Database layer (`src/Database`)
+
+## Purpose
+
+PostgreSQL schema and Linq2DB mapping for annotations, media, detections, queue buffer, settings, and `detection_classes`. Underpins every HTTP module in `01_annotations.md`.
+
+## Public interface
+
+- `AppDataConnection` — `ITable<>` for all mapped entities.
+- `DatabaseMigrator.Migrate` — embedded SQL: `CREATE TABLE IF NOT EXISTS` / `ALTER … IF NOT EXISTS`, seed detection classes.
+
+## Entities (summary)
+
+- `Annotation`, `Media`, `Detection` — core annotation + YOLO row model (`time` stored as BIGINT ticks).
+- `AnnotationsQueueRecord` — failsafe outbox (`operation`, `annotation_ids`).
+- `SystemSettings` — includes `GenerateAnnotatedImage`, `SilentDetection` (suite §Annotated Image / Silent Detection).
+- `DirectorySettings` — `/data/...` roots consumed by `PathResolver`.
+- `DetectionClass`, `UserSettings`, `CameraSettings`.
+
+## Dependencies
+
+Wire enums on columns.
+
+## Consumers
+
+All services and `ClassesController`.
+
+## Suite doc
+
+Annotation identity and ER-level behavior; cross-check `00_database_schema.md` in suite when entities evolve.

_docs/02_document/modules/dataset-service.md

@@ -0,0 +1,22 @@
+# Module: Dataset service
+
+## Purpose
+
+**Dataset Explorer** backend: paginated grid, detail, status updates, bulk status — **`[Authorize(Policy = "DATASET")]`** per suite note on PATCH status (`01_annotations.md` §3 points to `09_dataset_explorer.md`).
+
+## Code
+
+- `DatasetService` — queries tuned for dataset views; may reuse annotation entities.
+- `DatasetController` — `[Route("dataset")]`.
+
+## DTOs (this module)
+
+- `GetDatasetQuery`, `DatasetItem`, `ClassDistributionItem`, `BulkStatusRequest` — and shared `UpdateStatusRequest` where used for PATCH.
+
+## Dependencies
+
+Database, same status enums as annotator.
+
+## Suite doc
+
+Primary behavioral spec: `suite/_docs/09_dataset_explorer.md`; permission cross-ref in `01_annotations.md` §3.

_docs/02_document/modules/media-service.md

@@ -0,0 +1,27 @@
+# Module: Media service
+
+## Purpose
+
+HTTP surface and domain logic for **§7–10** in `01_annotations.md`: create media, batch upload, list, delete, and download raw media file.
+
+## Code
+
+- `MediaService` — persistence + disk writes, batch from `IFormFileCollection`.
+- `MediaController` — `[Route("media")]`, `[Authorize(Policy = "ANN")]`.
+  - `POST /media`, `POST /media/batch` (form: `waypointId` + files), `GET /media`, `GET /media/{id}/file`, delete route as implemented.
+
+## DTOs (this module)
+
+- `CreateMediaRequest`, `GetMediaQuery`, `MediaListItem` — plus any media-specific shapes used only here.
+
+## Dependencies
+
+`AppDataConnection`, `PathResolver` (media dir), JWT user id from claims.
+
+## Consumers
+
+Annotator UI / React upload flows described in suite §Media Browsing.
+
+## Suite doc
+
+`01_annotations.md` §7–10; accepted formats table in same doc.

_docs/02_document/modules/rabbitmq-stream-sync.md

@@ -0,0 +1,22 @@
+# Module: RabbitMQ stream sync (failsafe)
+
+## Purpose
+
+**Annotation Sync** outbox and **RabbitMQ Stream** producer — `01_annotations.md` §Annotation Sync, Failsafe Queue, RabbitMQ Stream.
+
+## Code
+
+- `RabbitMqConfig` + `FailsafeProducer` (`Services/FailsafeProducer.cs`) — `BackgroundService`; builds `StreamSystem`, drains `annotations_queue_records`, serializes **MessagePack** payloads (`AnnotationQueueMessage`, `AnnotationBulkQueueMessage` in `DTOs/QueueMessages.cs`), gzip as implemented.
+- Entity `AnnotationsQueueRecord` — see `database-layer.md`.
+
+## Dependencies
+
+`AppDataConnection`, `PathResolver` (for image bytes on create), env-driven `RABBITMQ_*` from `Program`.
+
+## Consumers (downstream, external)
+
+Admin `AnnotationSyncWorker`, AI Training consumer — described in suite doc.
+
+## Suite doc
+
+Full sync topology and stream semantics in `01_annotations.md`; keep MessagePack key layout stable.

_docs/02_document/modules/settings-metadata-service.md

@@ -0,0 +1,23 @@
+# Module: Settings & metadata
+
+## Purpose
+
+**System / directory / camera / user** settings and **detection class** list for UI color maps (`01_annotations.md` §11–12, “GET /classes” narrative).
+
+## Code
+
+- `SettingsService` + `SettingsController` — `[Route("settings")]`, mixed `[Authorize]` and `ADM` for writes.
+  - System, directories, camera, user settings endpoints (see controller for full list).
+- `ClassesController` — `[Route("classes")]`, `GET` all `detection_classes` via Linq2DB (thin read-through).
+
+## DTOs (this module)
+
+- `UpdateSystemSettingsRequest`, `UpdateDirectoriesRequest`, `UpdateCameraSettingsRequest`, `UpdateUserSettingsRequest`, etc.
+
+## Dependencies
+
+Database entities `SystemSettings`, `DirectorySettings`, `CameraSettings`, `UserSettings`, `DetectionClass`.
+
+## Suite doc
+
+`01_annotations.md` camera §11–12; directory defaults align with `PathResolver` / migrator defaults.

_docs/02_document/modules/sse-realtime.md

@@ -0,0 +1,22 @@
+# Module: SSE (real-time)
+
+## Purpose
+
+**Server-Sent Events** for annotation activity — `01_annotations.md` §“GET /annotations/events (SSE)” and `AnnotationEvent` shape.
+
+## Code
+
+- `AnnotationEventService` — unbounded `Channel<AnnotationEventDto>`; `PublishAsync` / `Reader` for subscribers.
+- `AnnotationsController.Events` — sets `text/event-stream`, subscribes readers, pushes JSON events (implementation detail in source).
+
+## DTOs
+
+- `AnnotationEventDto` — ids, `Status`, `Source`, `Detections`, `CreatedDate`.
+
+## Dependencies
+
+`AnnotationService` (or controller) calls `PublishAsync` after mutations.
+
+## Suite doc
+
+SSE section + `DetectionEvent` vs `AnnotationEvent` distinction (detection progress may be separate pipeline).

_docs/02_document/modules/wire-enums.md

@@ -0,0 +1,29 @@
+# Module: Wire enums (`src/Enums`)
+
+## Purpose
+
+Integer-backed enums for JSON and MessagePack. **`01_annotations.md`** states all listed enums serialize as **numbers**, not names.
+
+## Types
+
+| Enum | File | Suite |
+|------|------|-------|
+| `AnnotationSource` | `AnnotationSource.cs` | Suite table (AI=0, Manual=1) |
+| `AnnotationStatus` | `AnnotationStatus.cs` | Created=10, Edited=20, etc. |
+| `MediaStatus` | `MediaStatus.cs` | SSE / media lifecycle |
+| `MediaType` | `MediaType.cs` | Image vs video |
+| `AffiliationEnum` | `AffiliationEnum.cs` | Detection payload |
+| `CombatReadiness` | `CombatReadiness.cs` | Detection payload |
+| `QueueOperation` | `QueueOperation.cs` | Failsafe / bulk queue |
+
+## Dependencies
+
+None (leaf).
+
+## Consumers
+
+Entities, DTOs, `FailsafeProducer`, services.
+
+## Suite doc
+
+Keep enum **numeric** contracts in sync with `01_annotations.md` and consuming UIs.

_docs/02_document/state.json

@@ -0,0 +1,43 @@
+{
+  "current_step": "complete",
+  "completed_steps": ["discovery", "modules", "components", "module-layout", "architecture-synthesis", "verification-pass", "verification-accepted", "glossary-architecture-vision", "solution-extraction", "problem-extraction", "problem-extraction-accepted", "final-report"],
+  "focus_dir": null,
+  "modules_total": 11,
+  "modules_documented": [
+    "wire-enums",
+    "database-layer",
+    "common-infrastructure",
+    "auth-identity",
+    "media-service",
+    "annotations-service",
+    "dataset-service",
+    "settings-metadata-service",
+    "sse-realtime",
+    "rabbitmq-stream-sync",
+    "composition-program"
+  ],
+  "modules_remaining": [],
+  "module_batch": 2,
+  "components_written": [
+    "01_annotations-rest",
+    "02_annotations-realtime-sync",
+    "03_media",
+    "04_dataset",
+    "05_settings-metadata",
+    "06_platform"
+  ],
+  "system_synthesis_artifacts": [
+    "architecture.md",
+    "system-flows.md",
+    "data_model.md",
+    "deployment/containerization.md",
+    "deployment/ci_cd_pipeline.md",
+    "deployment/environment_strategy.md",
+    "deployment/observability.md",
+    "diagrams/flows/flow_annotation_create.md",
+    "diagrams/flows/flow_sse_subscription.md",
+    "diagrams/flows/flow_failsafe_drain.md"
+  ],
+  "step_4_5_glossary_vision": "confirmed",
+  "last_updated": "2026-05-14T08:37:00Z"
+}

_docs/02_document/system-flows.md

@@ -0,0 +1,460 @@
+# Azaion.Annotations — System Flows
+
+> Bottom-up: traces in this document are derived from `components/*/description.md`, `modules/*.md`, and the source under `src/`. Mermaid diagrams per flow are linked under `diagrams/flows/`.
+
+## Flow Inventory
+
+| # | Flow Name | Trigger | Primary Components | Criticality |
+|---|-----------|---------|---------------------|-------------|
+| F1 | Annotation Create (with image bytes) | `POST /annotations` from detections service or UI | 01 + 02 + 06 + 03 | High |
+| F2 | Annotation Listing / Read | `GET /annotations`, `GET /annotations/{id}/{thumbnail|image}` | 01 + 06 + 03 | High |
+| F3 | Real-time SSE Subscription | `GET /annotations/events` from UI | 01 + 02 + 06 | High |
+| F4 | Failsafe Outbox Drain → RabbitMQ Stream | `FailsafeProducer` background loop | 02 + 06 | High |
+| F5 | Media Upload (single + batch) | `POST /media`, `POST /media/batch` | 03 + 06 | High |
+| F6 | Auth Refresh (out-of-process) | Long-running callers refresh against admin's `POST /token/refresh`; annotations only verifies the resulting access token | 06 (verifier) + admin (issuer, out-of-scope) | Medium |
+| F7 | Directory Settings Change → Path Cache Reset | `PUT /settings/directories` | 05 + 06 | Medium |
+| F8 | Dataset Bulk Status | `PATCH /dataset/.../status`, bulk variant | 04 + 06 | Medium |
+
+## Flow Dependencies
+
+| Flow | Depends on | Shares data with |
+|------|------------|-------------------|
+| F1 | F5 (media must exist for create-with-`MediaId`) | F2 (read-after-write), F3 (Create-only event publish), F4 (Create-only queue insert, gated by `silent_detection`) |
+| F2 | F1 (writes data being read), F5 | F3 (consistency window) |
+| F3 | F1 (SSE stream is fed by F1 Create publishes only) | — |
+| F4 | F1 (reads outbox written by F1 Create only) | downstream consumers (admin sync, AI training) |
+| F5 | — | F1 |
+| F6 | — | all `[Authorize]` flows (refreshes the token they use) |
+| F7 | — | F1, F2, F4, F5 (all paths via `PathResolver`) |
+| F8 | F1 | **none today** — F8 does not feed F3 or F4 (open question) |
+
+---
+
+## Flow F1: Annotation Create (with image bytes)
+
+### Description
+
+Detections service or UI POSTs an annotation payload with image bytes (or a `MediaId` for an existing media row). The service hashes the bytes, derives the annotation id, writes the image to disk, ensures a `media` row exists, persists annotation + detection rows, writes the YOLO label file, publishes an in-process SSE event, and — unless `system_settings.silent_detection` is true — enqueues an outbox row for downstream RabbitMQ stream export. **Thumbnails are not generated in this flow** (they are read-only via `PhysicalFile` from a separately populated path).
+
+### Preconditions
+
+- Caller holds a JWT with `permissions: ANN`.
+- `directory_settings` row exists (seeded by migrator with `/data/...` defaults).
+- Postgres reachable (errors otherwise surfaced as 500 by `ErrorHandlingMiddleware`).
+
+### Sequence Diagram
+
+See `diagrams/flows/flow_annotation_create.md` for the full sequence + flowchart.
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant Caller as Detections / UI
+    participant Ctrl as AnnotationsController (01)
+    participant Svc as AnnotationService (01)
+    participant Path as PathResolver (06)
+    participant DB as PostgreSQL (06)
+    participant FS as Filesystem
+    participant Evt as AnnotationEventService (02)
+    participant Q as annotations_queue_records (DB / 02)
+
+    Caller->>Ctrl: POST /annotations (CreateAnnotationRequest, JWT)
+    Ctrl->>Svc: CreateAnnotation(request, userId from JWT)
+
+    alt request.Image bytes provided
+        Svc->>Svc: ComputeHash (XxHash64 over sampled bytes) -> id
+        Svc->>Path: GetImagePath(id)
+        Svc->>FS: write {id}.jpg
+        Svc->>DB: SELECT media WHERE id=id
+        opt media row missing
+            Svc->>DB: INSERT media (Image, MediaStatus.New, ...)
+        end
+    else request.MediaId provided
+        Svc->>DB: SELECT media WHERE id=MediaId (404 if missing)
+        Svc->>Path: GetImagePath(id)
+        opt source media file exists & target image missing
+            Svc->>FS: copy media.Path -> {id}.jpg
+        end
+    end
+
+    Svc->>DB: INSERT annotations
+    Svc->>DB: BulkCopy detection rows
+    Svc->>Path: GetLabelPath(id)
+    Svc->>FS: write {id}.txt (YOLO)
+    Svc->>Evt: PublishAsync(AnnotationEventDto)
+    Svc->>DB: SELECT system_settings (FirstOrDefault)
+    alt SilentDetection != true
+        Svc->>Q: FailsafeProducer.EnqueueAsync(db, id, QueueOperation.Created)
+    end
+    Svc-->>Ctrl: Annotation
+    Ctrl-->>Caller: 201 Created (Location: /annotations/{id})
+```
+
+### Data Flow
+
+| Step | From | To | Data | Format |
+|------|------|----|------|--------|
+| 1 | Caller | `AnnotationsController` | `CreateAnnotationRequest` + JWT | JSON / Bearer |
+| 2 | `AnnotationService` | Filesystem | image bytes | `{id}.jpg` under `images_dir` |
+| 3 | `AnnotationService` | DB | `media` row (insert if absent) | SQL via Linq2DB |
+| 4 | `AnnotationService` | DB | `annotations` row | SQL |
+| 5 | `AnnotationService` | DB | `detection` rows | `BulkCopyAsync` |
+| 6 | `AnnotationService` | Filesystem | YOLO label `{id}.txt` | text lines `class cx cy w h` |
+| 7 | `AnnotationService` | `AnnotationEventService` | `AnnotationEventDto` | in-memory `Channel<>` |
+| 8 | `AnnotationService` | DB outbox | `annotations_queue_records` (operation=Created) | row, only if `SilentDetection != true` |
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Neither bytes nor MediaId provided | request validation | `ArgumentException` in service | mapped to 400 by middleware |
+| Referenced `MediaId` not found | media lookup | `KeyNotFoundException` | 404 |
+| Filesystem write fails (no perms / disk full) | step 2 / 6 | IOException | 500 via middleware; **NOT transactional with DB** — risk of orphan files on partial failure |
+| DB write fails after FS success | steps 3–5 | Linq2DB exception | 500; orphan image / label may remain (open risk) |
+| SSE publish fails | step 7 | unbounded channel — failure unlikely | logged via default ASP.NET Core logger |
+| Outbox insert fails after SSE publish | step 8 | exception | 500; UI saw the event but downstream stream consumers will not — **observable inconsistency** |
+| RabbitMQ unavailable | n/a here | — | F4 handles drain offline — F1 itself is unaffected |
+
+### Performance Expectations
+
+| Metric | Target | Notes |
+|--------|--------|-------|
+| End-to-end latency | not specified in code | dominant cost: hashing + 3 disk writes; flag for `00_problem` extraction |
+| Throughput | not specified | single instance bounded by DB + disk FS |
+
+---
+
+## Flow F2: Annotation Listing / Read
+
+### Description
+
+UIs and dataset consumers list annotations with filters (e.g., `FlightId`, status) and fetch image / thumbnail bytes. Read path is read-only against Postgres + `PhysicalFile` from the configured directories.
+
+### Preconditions
+
+- Caller holds JWT with `ANN` (or `DATASET` for the dataset variant in F8).
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant UI
+    participant Ctrl as AnnotationsController (01)
+    participant Svc as AnnotationService (01)
+    participant DB
+    participant Path as PathResolver (06)
+    participant FS as Filesystem
+
+    UI->>Ctrl: GET /annotations?filters
+    Ctrl->>Svc: GetAnnotations(query)
+    Svc->>DB: SELECT annotations × detection × media
+    DB-->>Svc: rows
+    Svc-->>Ctrl: PaginatedResponse<AnnotationListItem>
+    Ctrl-->>UI: 200 OK (JSON)
+
+    UI->>Ctrl: GET /annotations/{id}/thumbnail
+    Ctrl->>Path: GetThumbnailPath(id)
+    Path-->>Ctrl: /data/thumbnails/{id}.jpg
+    Ctrl->>FS: File.Exists?
+    alt exists
+        Ctrl-->>UI: 200 OK (image/jpeg, PhysicalFile)
+    else missing
+        Ctrl-->>UI: 404 NotFound
+    end
+```
+
+### Data Flow
+
+| Step | From | To | Data | Format |
+|------|------|----|------|--------|
+| 1 | UI | controller | `GetAnnotationsQuery` | query string |
+| 2 | service | DB | filtered join | SQL |
+| 3 | service | UI | list + paging metadata | `PaginatedResponse<AnnotationListItem>` |
+| 4 | controller | UI | image / thumbnail bytes | `image/jpeg` |
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Missing image file | thumbnail / image route | `File.Exists` false | 404 |
+| Auth failure | model binding | JWT pipeline | 401 / 403 |
+| DB error | listing | Linq2DB | 500 via middleware |
+
+---
+
+## Flow F3: Real-time SSE Subscription
+
+### Description
+
+UI opens a long-lived `text/event-stream` connection and receives JSON-serialized `AnnotationEventDto` payloads as they are published by F1, F8, and any other annotation mutation.
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant UI
+    participant Ctrl as AnnotationsController.Events (02 doc-ownership)
+    participant Evt as AnnotationEventService (02)
+    participant Producer as Other flows (F1/F8)
+
+    UI->>Ctrl: GET /annotations/events  (Accept: text/event-stream, JWT ANN)
+    Ctrl->>Evt: subscribe(Reader)
+    loop until cancelled
+        Producer->>Evt: PublishAsync(AnnotationEventDto)
+        Evt-->>Ctrl: ReadAllAsync yields event
+        Ctrl-->>UI: data: {json}\n\n
+    end
+    UI--xCtrl: client disconnect / cancel
+```
+
+### Data Flow
+
+| Step | From | To | Data | Format |
+|------|------|----|------|--------|
+| 1 | UI | controller | upgrade to SSE | HTTP/1.1 |
+| 2 | producer | service | `AnnotationEventDto` | in-memory message |
+| 3 | controller | UI | `data: {json}\n\n` | SSE frame |
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Auth failure | request | JWT pipeline | 401 |
+| Client disconnect | streaming | `CancellationToken` | controller exits cleanly |
+| Process restart | streaming | n/a | UI must reconnect; **buffered events between disconnect and restart are lost** (intentional — durability handled by F4) |
+
+### Performance Expectations
+
+In-process channel; latency is bounded by `Channel<>` + write-flush — sub-millisecond locally.
+
+---
+
+## Flow F4: Failsafe Outbox Drain → RabbitMQ Stream
+
+### Description
+
+`FailsafeProducer` is a singleton `BackgroundService` that polls `annotations_queue_records`, re-reads image bytes for `Created` operations, packs `AnnotationQueueMessage` / `AnnotationBulkQueueMessage` (MessagePack), and publishes to the `azaion-annotations` RabbitMQ stream. After a successful publish, the row is deleted.
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant FP as FailsafeProducer (02)
+    participant DB
+    participant Path as PathResolver (06)
+    participant FS as Filesystem
+    participant RMQ as RabbitMQ Stream
+
+    loop while host running
+        FP->>DB: SELECT annotations_queue_records
+        DB-->>FP: pending rows
+        loop per row
+            alt operation = Created
+                FP->>Path: GetImagePath(annotationId)
+                FP->>FS: read bytes
+            end
+            FP->>FP: serialize MessagePack (Annotation* QueueMessage)
+            FP->>RMQ: publish stream entry
+            alt publish ok
+                FP->>DB: DELETE annotations_queue_records WHERE id = ...
+            else stream unavailable
+                FP->>FP: backoff + retry next loop
+            end
+        end
+    end
+```
+
+### Data Flow
+
+| Step | From | To | Data | Format |
+|------|------|----|------|--------|
+| 1 | DB | producer | outbox rows | SQL |
+| 2 | filesystem | producer | image bytes | binary |
+| 3 | producer | RabbitMQ stream | `AnnotationQueueMessage` / `AnnotationBulkQueueMessage` | MessagePack (gzip per impl) |
+| 4 | producer | DB | DELETE | SQL |
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| RabbitMQ unreachable | publish | client exception | row stays in outbox; retried next tick |
+| Image file missing for `Created` | step 2 | FS read fails | open question — current behavior should be confirmed in code-review (skip vs retry) |
+| Concurrent drainers (multiple instances) | step 4 | no leasing | rows may be picked up twice → duplicate stream entries; consumers must dedupe |
+
+### Performance Expectations
+
+Bounded by RabbitMQ stream throughput + disk read for `Created`; durability is the priority (see ADR-003).
+
+---
+
+## Flow F5: Media Upload (single + batch)
+
+### Description
+
+UI uploads media files. `MediaController` accepts a single JSON-described upload (`POST /media`) or a multipart batch (`POST /media/batch` with `waypointId` + `IFormFileCollection`). `MediaService` writes the file under the configured media directory and persists a `media` row.
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant UI
+    participant Ctrl as MediaController (03)
+    participant Svc as MediaService (03)
+    participant Path as PathResolver (06)
+    participant DB
+    participant FS as Filesystem
+
+    UI->>Ctrl: POST /media[/batch] (multipart or JSON, JWT ANN)
+    Ctrl->>Svc: CreateMedia / CreateBatch
+    Svc->>Path: GetMediaDir(...)
+    Svc->>FS: write file(s) under media dir
+    Svc->>DB: INSERT media row(s)
+    Svc-->>Ctrl: created media id(s)
+    Ctrl-->>UI: 201 Created
+```
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Filesystem write fails | service | IOException | 500 |
+| Unsupported format | service | format check | 400 (per service validation; confirm during Step 4 verification) |
+
+---
+
+## Flow F6: Auth Refresh — REMOVED
+
+Annotations no longer mints tokens. The legacy `POST /auth/refresh` endpoint and its backing `TokenService` were removed; admin (`POST /token/refresh`) is now the sole refresh issuer for the suite. Detections and any other long-running caller must refresh against admin and pass the resulting access token to annotations.
+
+This service is a **verifier only**: it validates the `Authorization: Bearer …` header against admin's JWKS (`JWT_JWKS_URL`) on every `[Authorize]` route — see `JwtExtensions` in `_docs/02_document/modules/auth-identity.md`.
+
+---
+
+## Flow F7: Directory Settings Change → Path Cache Reset
+
+### Description
+
+Admin updates filesystem roots (`videos_dir`, `images_dir`, `labels_dir`, `thumbnails_dir`, `results_dir`, `gps_*`) via `PUT /settings/directories`. `SettingsService` persists the row and **must call** `PathResolver.Reset()` so subsequent reads see the new roots.
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant Admin
+    participant Ctrl as SettingsController (05)
+    participant Svc as SettingsService (05)
+    participant DB
+    participant Path as PathResolver (06)
+
+    Admin->>Ctrl: PUT /settings/directories (UpdateDirectoriesRequest, JWT ADM)
+    Ctrl->>Svc: UpdateDirectories(request)
+    Svc->>DB: UPDATE directory_settings
+    Svc->>Path: Reset()
+    Svc-->>Ctrl: ok
+    Ctrl-->>Admin: 204 NoContent
+```
+
+### Verified
+
+`SettingsService` calls `pathResolver.Reset()` on directory updates (lines 71 and 85 of `Services/SettingsService.cs`). The invariant holds today.
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Multi-instance deployments | n/a | each instance caches independently in its own `PathResolver` singleton | each pod re-loads on next miss; no cross-pod fan-out — flagged for horizontal scale planning |
+
+---
+
+## Flow F8: Dataset Bulk Status
+
+### Description
+
+Dataset Explorer changes annotation status one at a time or in bulk. `DatasetService.UpdateStatus` / `BulkUpdateStatus` issue a direct `UPDATE annotations SET status = ...` via `AppDataConnection`. **Today this flow does NOT publish SSE and does NOT enqueue the failsafe outbox** — the Annotator UI will not see dataset-driven status changes in real time, and downstream stream consumers will not see the lifecycle event. Open behavioral question (see Open Items below).
+
+### Routes
+
+- `PATCH /dataset/{annotationId}/status` (single)
+- `POST /dataset/bulk-status` with `BulkStatusRequest { AnnotationIds, Status }` (bulk)
+
+Both require `[Authorize(Policy = "DATASET")]`.
+
+### Sequence Diagram
+
+```mermaid
+sequenceDiagram
+    autonumber
+    participant UI as Dataset Explorer
+    participant Ctrl as DatasetController (04)
+    participant Svc as DatasetService (04)
+    participant DB
+
+    UI->>Ctrl: PATCH /dataset/{id}/status OR POST /dataset/bulk-status (JWT DATASET)
+    Ctrl->>Svc: UpdateStatus(id, status) OR BulkUpdateStatus(request)
+    alt single
+        Svc->>DB: UPDATE annotations SET status WHERE id = :id
+        DB-->>Svc: rowcount
+        opt rowcount = 0
+            Svc-->>Ctrl: KeyNotFoundException
+            Ctrl-->>UI: 404
+        end
+    else bulk
+        Svc->>Svc: validate ids list non-empty (else 400)
+        Svc->>DB: UPDATE annotations SET status WHERE id IN (:ids)
+    end
+    Svc-->>Ctrl: ok
+    Ctrl-->>UI: 200 / 204
+```
+
+### Error Scenarios
+
+| Error | Where | Detection | Recovery |
+|-------|-------|-----------|----------|
+| Empty bulk list | `BulkUpdateStatus` | `ArgumentException` | 400 via middleware |
+| Annotation not found (single) | `UpdateStatus` | `updated == 0` | 404 |
+| Partial bulk failure under DB error | service | exception mid-update | UPDATE is a single SQL statement (`Set` + `UpdateAsync`) — atomic at the statement level; either all listed rows update or none |
+
+### Open behavioral questions
+
+- Should this flow publish SSE so the Annotator UI updates live?
+- Should this flow enqueue the outbox so AI training / admin sync reflect dataset status decisions?
+- Today the answer to both is "no" — confirm with stakeholders.
+
+---
+
+## Stakeholder Resolutions (Step 4 outcome)
+
+These were the open behavioral questions raised by the verification pass; resolved with the maintainer on 2026-05-14. The architecture doc carries the full ADRs (ADR-008..ADR-011) and the Refactor Backlog (RB-01..RB-06). Summary here:
+
+1. **Silent Update / Delete / dataset-status changes** — confirmed real gap, not intent. World B is the design (drainer is already plumbed for `Validated` and `Deleted` per `FailsafeProducer.cs:108–123`; the producer side was simply never wired in the new HTTP backend after the WPF split). Tracked: ADR-009 / RB-01.
+2. **`system_settings.silent_detection`** — debug-time switch superseded by the suite e2e harness. Remove the flag and gating logic. Tracked: ADR-010 / RB-02.
+3. **F1 atomicity** — adopt a business-transaction wrapper (transactional outbox): DB rows + outbox commit first, FS writes execute post-commit. Tracked: ADR-008 / RB-03.
+4. **Annotation id collision risk** — switch to `XxHash3.Hash128` over the same sampled buffer to keep the hash file-size-independent (videos can be 3–5 GB) while moving from 64-bit to 128-bit collision space. Tracked: ADR-004 / RB-04.
+5. **`FailsafeProducer.EnqueueAsync` static method doing DB I/O** — accepted as-is despite the `coderule.mdc` deviation; documented exception, no refactor.
+6. **`detection_classes` static catalog** — promote to admin-managed (`POST/PUT/DELETE /classes` under `[ADM]`) with a read-through cache modeled on `PathResolver.Reset()`. Tracked: ADR-011 / RB-06.
+
+### Sub-questions deferred to RB-01 implementation
+
+- `UpdateAnnotation` (replaces detections, sets `Status=Edited`) → re-enqueue as `Created` (rich payload) or add `QueueOperation.Updated` and a new drainer branch?
+- Status transitions other than `→ Validated` / `→ Deleted` — should they enqueue at all?
+- `DeleteAnnotation` is hard-delete today even though `AnnotationStatus.Deleted = 40` exists. Confirm hard- vs soft-delete semantics.
+
+### Verified during Step 4
+
+- F7 (`PathResolver.Reset` on directory change) — invariant holds; `SettingsService` calls `Reset` on lines 71 + 85.
+- All endpoint routes / policies match controller attributes.
+- `AnnotationService.CreateAnnotation` exact sequence (image file → media row → annotation → detections → label file → SSE → outbox).
+- `BulkUpdateStatus` empty-list rejection (`ArgumentException`).
+- Whole `src/` tree has exactly **two** producer call sites: `AnnotationService.cs:90` (`PublishAsync`) and `:102` (`EnqueueAsync`). All other paths are silent today.
+
+### Open at flow level (residual)
+
+- **F4 missing-file behavior** for `Created` operations: `FailsafeProducer.cs:138` swallows `IOException` silently and emits a stream message with `image = null`. Tracked as RB-05 (architecture doc).
+- **F4 multi-drainer dedupe**: still required — outbox uses no leasing. Suite consumer contract should dedupe by `(annotationId, operation)`.
+
+Mermaid renderings of each flow are kept simple (no styling) per the template convention.

_docs/02_document/tests/blackbox-tests.md

@@ -0,0 +1,572 @@
+# Blackbox Tests
+
+## Positive Scenarios
+
+### FT-P-01: Annotation create — single detection, small image
+
+**Summary**: A `POST /annotations` with a small frame and one synthetic detection persists the row, writes the YOLO label file, and returns the persisted DTO.
+**Traces to**: AC-F-01, AC-F-03, AC-F-04
+**Category**: Annotation lifecycle — Create
+
+**Preconditions**:
+- SUT healthy (`/health` returns 200)
+- DB clean (no rows in `annotations`, `detection`, `media`, `annotations_queue_records`)
+- Runner has minted an ES256 token with the `ANN` claim (see `test-data.md` → "Bearer token harness")
+
+**Input data**: `image_small.jpg` + `F1_001_request.json` (1 detection, `class_num=10` Plane, normalized bbox)
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with the request body | HTTP 200; body matches `AnnotationDto` schema; `body.id =~ /^[0-9a-f]{32}$/`; `body.detections.length == 1` |
+| 2 | Out-of-band: assert `<images_dir>/<id>.jpg` exists with same bytes as `image_small.jpg` | file present, byte-for-byte match |
+| 3 | Out-of-band: assert `<images_dir>/<id>.txt` exists with one line `10 0.45 0.32 0.08 0.12` (or whatever the request supplied, formatted) | file present, line matches regex `^10 \d+\.\d+ \d+\.\d+ \d+\.\d+ \d+\.\d+$` |
+| 4 | `GET /annotations/{id}` | HTTP 200; same body as step 1 |
+
+**Expected outcome**: the persisted entity round-trips through `GET /annotations/{id}` byte-for-byte, the image file is on disk, and the label file format is YOLO.
+**Max execution time**: 5s
+
+---
+
+### FT-P-02: Annotation create — idempotency on identical re-POST
+
+**Summary**: Re-POSTing the same image bytes + same detections does not create a new row; the second response carries the same `id`.
+**Traces to**: AC-F-01, AC-F-02
+
+**Preconditions**:
+- FT-P-01 has just succeeded, so an annotation for `image_small.jpg` already exists.
+
+**Input data**: same as FT-P-01
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with the same body | HTTP 200; `body.id == <id from FT-P-01>` |
+| 2 | Out-of-band: count rows in `annotations WHERE id = <id>` | `count == 1` |
+
+**Expected outcome**: idempotent write — same hash → same id → same row.
+**Max execution time**: 5s
+
+---
+
+### FT-P-03: Annotation create — empty scene, 0 detections
+
+**Summary**: An empty-scene image with 0 detections creates an annotation row with no detection rows; the YOLO label file is empty.
+**Traces to**: AC-F-03 (label-file format with 0 detections)
+
+**Preconditions**: clean state.
+
+**Input data**: `image_empty_scene.jpg` + `F1_003_request.json` (0 detections)
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` | HTTP 200; `body.detections.length == 0` |
+| 2 | Out-of-band: read `<images_dir>/<id>.txt` | file exists; content is empty (0 bytes) or whitespace-only |
+| 3 | Out-of-band: count rows in `detection WHERE annotation_id = <id>` | `count == 0` |
+
+**Expected outcome**: persisted annotation with empty detections; label file present and empty.
+**Max execution time**: 5s
+
+---
+
+### FT-P-04: Annotation create — dense scene, 5 mixed-class detections
+
+**Summary**: A dense frame with 5 detections across multiple seeded classes persists 5 detection rows, writes a 5-line YOLO label, and returns a DTO with all 5 detections.
+**Traces to**: AC-F-03, AC-F-04
+
+**Preconditions**: clean state.
+
+**Input data**: `image_dense01.jpg` + `F1_004_request.json` (5 detections, class_num ∈ {0=ArmorVehicle, 1=Truck, 2=Vehicle, 9=Smoke, 10=Plane})
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` | HTTP 200; `body.detections.length == 5` |
+| 2 | Out-of-band: read `<images_dir>/<id>.txt` | exactly 5 lines; each matches `^\d+ \d+\.\d+ \d+\.\d+ \d+\.\d+ \d+\.\d+$` |
+| 3 | Compare line set against expected | line set equals the 5 detections in `F1_004_request.json` (order may differ — test uses set equality) |
+
+**Expected outcome**: 5 detections round-trip through both DB and YOLO label.
+**Max execution time**: 5s
+
+---
+
+### FT-P-05: Annotation listing — paginated read
+
+**Summary**: After several creates, `GET /annotations` returns a paginated list with the correct shape and count.
+**Traces to**: AC-F-04 (read path)
+
+**Preconditions**: FT-P-01..FT-P-04 have run; 4 annotations exist.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations?limit=10` | HTTP 200; `body.length == 4`; each item conforms to `AnnotationListItem` schema |
+| 2 | `GET /annotations?limit=2&offset=0` | HTTP 200; `body.length == 2` |
+| 3 | `GET /annotations?limit=2&offset=2` | HTTP 200; `body.length == 2`; ids disjoint from step 2's response |
+
+**Expected outcome**: paginated read works; results are stable across paging windows.
+**Max execution time**: 5s
+
+---
+
+### FT-P-06: Annotation detail by id
+
+**Summary**: `GET /annotations/{id}` returns the full DTO including detections.
+**Traces to**: AC-F-04
+
+**Preconditions**: FT-P-04 has run.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations/<id from FT-P-04>` | HTTP 200; body matches `AnnotationDto`; `body.detections.length == 5` |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-07: SSE delivery — event for new annotation
+
+**Summary**: A subscriber connected to `/annotations/events?missionId=<m>` receives the lifecycle event for a `POST /annotations` against that mission within 1 second.
+**Traces to**: AC-F-10
+
+**Preconditions**: clean state.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | Open SSE connection to `/annotations/events?missionId=<m>` | HTTP 200; `Content-Type: text/event-stream` |
+| 2 | `POST /annotations` against mission `<m>` | HTTP 200 |
+| 3 | Read next event from the SSE stream | event arrives within 1000ms; `event.data` parses as `AnnotationEventDto`; `event.operation == "Created"`; `event.annotationId == <id from step 2>` |
+
+**Expected outcome**: real-time delivery of the lifecycle event.
+**Max execution time**: 10s
+
+---
+
+### FT-P-08: Outbox row on create
+
+**Summary**: A successful `POST /annotations` inserts exactly one row into `annotations_queue_records` with `operation == 10` (Created).
+**Traces to**: AC-F-12 (outbox drain), AC-F-05 (`[after RB-01]` for non-Created paths)
+
+**Preconditions**: clean state; RabbitMQ broker reachable but the test does not consume from the stream yet.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` (any valid payload) | HTTP 200 |
+| 2 | Out-of-band: `SELECT COUNT(*) FROM annotations_queue_records WHERE annotation_id = <id> AND operation = 10` immediately after step 1 | `count == 1` (within 500ms — outbox insert happens before the response returns) |
+
+**Max execution time**: 5s
+
+---
+
+### FT-P-09: Stream message round-trip
+
+**Summary**: After the outbox drain interval, a message arrives on the `azaion-annotations` stream that decodes to the documented schema.
+**Traces to**: AC-F-12
+
+**Preconditions**: FT-P-08 just succeeded; outbox row present.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | Connect a stream consumer to `azaion-annotations` at offset `next` | consumer alive |
+| 2 | Wait up to `drain_interval + 2s` for one message | one message arrives |
+| 3 | gzip-decompress + MessagePack-deserialize the body | object matches the documented stream schema |
+| 4 | Out-of-band: re-query `annotations_queue_records WHERE annotation_id = <id>` | `count == 0` (drainer deleted the row) |
+
+**Max execution time**: 30s (depends on configured drain interval)
+
+---
+
+### FT-P-10: Media single upload
+
+**Summary**: `POST /media` (multipart) persists the file and a media row.
+**Traces to**: AC-F-20
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /media` with `image_small.jpg`, `mediaType=Image`, `waypointId=<m>` (multipart) | HTTP 200; body matches `MediaListItem` schema |
+| 2 | Out-of-band: `<media_dir>/<media_id>.jpg` exists | file present |
+
+**Max execution time**: 5s
+
+---
+
+### FT-P-11: Media batch upload
+
+**Summary**: `POST /media/batch` with N files persists N rows + N files in one request.
+**Traces to**: AC-F-21
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /media/batch` with 3 distinct files (`image_small`, `image_dense01`, `image_dense02`) | HTTP 200; `body.length == 3`; 3 distinct media ids |
+| 2 | Out-of-band: 3 distinct files exist on disk | 3 files present |
+
+**Max execution time**: 10s
+
+---
+
+### FT-P-12: Bearer token verification — happy path
+
+**Summary**: A request bearing an ES256 access token whose `iss`, `aud`, signature, and `exp` are all valid is accepted by every authenticated endpoint reached.
+**Traces to**: AC-F-50
+
+**Preconditions**: A test-only ES256 key pair is published at the `JWT_JWKS_URL` fetched by the service at boot (see `test-data.md` → "Bearer token harness"). The runner mints an access token signed with the matching private key.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations` with `Authorization: Bearer <ES256 token, iss=$JWT_ISSUER, aud=$JWT_AUDIENCE, exp=now+5m, ANN claim present>` | HTTP 200; valid `PaginatedResponse<AnnotationListItem>` body |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-13: Bearer token verification — alg pinning
+
+**Summary**: A token signed with `alg=HS256` (using the public ES256 key as the HMAC secret) is rejected — `JwtExtensions.AddJwtAuth` pins `ValidAlgorithms = [EcdsaSha256]`.
+**Traces to**: AC-F-50
+
+**Preconditions**: Same harness as FT-P-12. Runner additionally produces a forged HS256 token using the public ES256 key bytes as the HMAC key.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations` with `Authorization: Bearer <forged HS256 token>` | HTTP 401; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-14: Detection class catalog read
+
+**Summary**: `GET /classes` returns the 19 seeded classes with stable ids.
+**Traces to**: AC-F-41
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /classes` | HTTP 200; `body.length == 19`; ids `[0..18]` present (set equality); entry where `id==9` has `name=="Smoke"`; entry where `id==10` has `name=="Plane"` |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-15: Directory settings → PathResolver invariant
+
+**Summary**: `PUT /settings/directories` updates the values; the next annotation create writes to the new path.
+**Traces to**: AC-F-40
+
+**Preconditions**: ADM JWT in hand. Volume mounts include both old and new paths so the SUT can write to either.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /settings/directories` | HTTP 200; record current `imagesDir` |
+| 2 | `PUT /settings/directories` with `imagesDir = /data/images-alt` | HTTP 200 |
+| 3 | `GET /settings/directories` | HTTP 200; `imagesDir == "/data/images-alt"` |
+| 4 | `POST /annotations` for a fresh image | HTTP 200; out-of-band: image lands at `/data/images-alt/<id>.jpg`, NOT at the original `imagesDir` |
+
+**Expected outcome**: `pathResolver.Reset()` has fired and the next write uses the new directory.
+**Max execution time**: 10s
+
+---
+
+### FT-P-16: Dataset filter by status
+
+**Summary**: `GET /dataset?status=10` (Pending) returns only Pending rows.
+**Traces to**: AC-F-30
+
+**Preconditions**: FT-P-04 just ran; one Pending annotation exists.
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /dataset?status=10` | HTTP 200; every item in `body` has `status == 10` |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-17: Dataset class distribution
+
+**Summary**: `GET /dataset/class-distribution` returns counts grouped by class with the expected shape.
+**Traces to**: AC-F-30 (read path), AC-F-41 (class metadata)
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /dataset/class-distribution` after FT-P-04 (5 detections of mixed classes) | HTTP 200; body is an array; entry for `classNum=10` has `count >= 1`; sum of all `count` values equals total detection rows |
+
+**Max execution time**: 3s
+
+---
+
+### FT-P-18: Dataset bulk status
+
+**Summary**: `POST /dataset/status/bulk` flips status atomically on N rows.
+**Traces to**: AC-F-31
+
+**Preconditions**: 2+ Pending annotations from FT-P-01 and FT-P-04 (now FT-P-04 has 1; need at least 2).
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /dataset/status/bulk` with `{annotationIds: [<id1>, <id2>], status: 20}` | HTTP 200 |
+| 2 | `GET /annotations/<id1>` | HTTP 200; `body.status == 20` |
+| 3 | `GET /annotations/<id2>` | HTTP 200; `body.status == 20` |
+
+**Max execution time**: 5s
+
+---
+
+### FT-P-19: Health check
+
+**Summary**: `GET /health` returns 200 with low latency at any time post-boot.
+**Traces to**: AC-F-54
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /health` | HTTP 200 within 200ms |
+
+**Max execution time**: 2s
+
+---
+
+### FT-P-20: Migrator idempotence
+
+**Summary**: Restarting the SUT against the same DB makes 0 schema changes.
+**Traces to**: AC-N-02
+
+**Preconditions**: SUT booted once; DB schema captured (e.g., `pg_dump --schema-only`).
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | Capture schema-only dump → `dump_a.sql` | non-empty dump |
+| 2 | `docker compose restart annotations` | SUT comes back healthy |
+| 3 | Capture schema-only dump → `dump_b.sql` | non-empty dump |
+| 4 | Diff `dump_a.sql` and `dump_b.sql` | zero meaningful differences (whitespace / SERIAL counters tolerated) |
+
+**Max execution time**: 30s
+
+---
+
+### FT-P-21 `[after RB-01]`: Lifecycle event on update
+
+**Summary**: `PUT /annotations/{id}` emits an `Updated` SSE event AND inserts an outbox row.
+**Traces to**: AC-F-05 (post RB-01)
+
+**Note**: this test stays disabled (skipped with reason `"awaiting RB-01"`) until the refactor lands.
+
+---
+
+### FT-P-22 `[after RB-01]`: Lifecycle event on delete + soft-delete file relocation
+
+**Summary**: `DELETE /annotations/{id}` flips status to `40`, relocates files to `deleted_dir`, and emits a `Deleted` SSE event + outbox row.
+**Traces to**: AC-F-06, AC-F-07
+
+**Note**: skipped until RB-01 + RB-08 land.
+
+---
+
+## Negative Scenarios
+
+### FT-N-01: Create without image bytes
+
+**Summary**: `POST /annotations` with no `image` field is rejected.
+**Traces to**: AC-F-04 (negative)
+
+**Steps**:
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with body missing `image` | HTTP 400 or 422; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-02: Create without mediaType
+
+**Summary**: Missing required enum field is rejected.
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with no `mediaType` | HTTP 400 or 422; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-03: Create without ANN policy
+
+**Summary**: A token with policy `DATASET` cannot create annotations.
+**Traces to**: AC-F-52
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with an ES256 token carrying only the `DATASET` claim | HTTP 403; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-04: Create unauthenticated
+
+**Summary**: Missing `Authorization` header → 401.
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with no `Authorization` header | HTTP 401; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-05: Out-of-range bbox value (current lenient behavior)
+
+**Summary**: `centerX = 1.5` is accepted today; the test asserts the **current** behavior. Will flip to expecting 400/422 after SEC-05 lands.
+**Traces to**: documented gap in `security_approach.md` SEC-05
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /annotations` with `detections[0].centerX = 1.5` | HTTP 200 today (lenient); test will be inverted post-SEC-05 |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-06: GET nonexistent annotation
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations/00000000000000000000000000000000` | HTTP 404; error envelope; `error.code` matches `/not.?found/i` |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-07: Filter by unknown mission
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations?missionId=<unknown-guid>` | HTTP 200; `body.length == 0` |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-08: SSE without auth
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | Open SSE to `/annotations/events?missionId=<m>` with no `Authorization` | HTTP 401 on connection establishment |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-09: Bearer token — expired
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations` with `Authorization: Bearer <token with exp=now-1m, otherwise valid>` | HTTP 401; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-10: Bearer token — wrong issuer
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations` with `Authorization: Bearer <token with iss="https://other.example.com" but otherwise valid>` | HTTP 401; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-11: Bearer token — wrong audience
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `GET /annotations` with `Authorization: Bearer <token with aud="some-other-service" but otherwise valid>` | HTTP 401; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-12: Mutating settings without ADM
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `PUT /settings/system` with an ES256 token carrying only the `ANN` claim | HTTP 403; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-13: PUT directories without ADM
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `PUT /settings/directories` with non-ADM JWT | HTTP 403; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-14: Media upload missing waypoint
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /media` multipart without `waypointId` | HTTP 400 or 422; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-15: Media upload without ANN
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /media` with non-ANN JWT | HTTP 403; error envelope |
+
+**Max execution time**: 3s
+
+---
+
+### FT-N-16: Bulk status with empty list
+
+| Step | Consumer Action | Expected System Response |
+|------|----------------|------------------------|
+| 1 | `POST /dataset/status/bulk` with `annotationIds: []` | HTTP 400; error envelope (verified: `DatasetService.BulkUpdateStatus` throws `ArgumentException`) |
+
+**Max execution time**: 3s

_docs/02_document/tests/environment.md

@@ -0,0 +1,218 @@
+# Test Environment
+
+## Overview
+
+**System under test**: `Azaion.Annotations` HTTP API on port 8080 (REST + SSE) plus its RabbitMQ Stream producer (`azaion-annotations` stream).
+**Consumer app purpose**: A standalone test runner that exercises the system through its public HTTP / SSE / Stream interfaces only — no in-process imports, no direct DB queries against the system's main DB, no shared filesystem.
+
+## Docker Environment
+
+### Services
+
+| Service | Image / Build | Purpose | Ports |
+|---------|--------------|---------|-------|
+| `annotations` | Built from `src/Dockerfile` (ARM64) with `AZAION_REVISION=test-<sha>` | System under test | `8080:8080` |
+| `postgres` | `postgres:13` | DB for the system under test | `5432:5432` (private to test net) |
+| `rabbitmq` | `rabbitmq:3.13-management` with the **streams plugin** enabled | Stream broker the SUT publishes to | `5552:5552` (stream listener), `15672:15672` (mgmt UI, optional) |
+| `e2e-runner` | Built from `tests/Azaion.Annotations.E2E/Dockerfile` | Black-box test runner (xUnit + HttpClient + RabbitMQ.Stream.Client consumer); also holds the ES256 private key used to mint per-test bearer tokens | — |
+| `e2e-issuer` | `python:3.12-alpine` running `tests/harness/mock_issuer.py` (≈40 lines, serves a static JWKS over HTTP) | Mock JWKS endpoint stand-in for admin's real issuer; publishes the public ES256 key the SUT validates against | `8080` (on `e2e-net`; not exposed to host) |
+| `dataseed` | One-shot job: `psql` only | Boot-time seed of any required reference data (no users — annotations has no `users` table) | — |
+
+The fixture binaries (frame images, videos) are mounted from `../detections/_docs/00_problem/input_data/` (suite-relative path, see `_docs/00_problem/input_data/fixtures.md`) into both the `annotations` service (read-only, for direct file ingestion paths) and the `e2e-runner` (read-only, for upload-as-multipart paths).
+
+### Networks
+
+| Network | Services | Purpose |
+|---------|----------|---------|
+| `e2e-net` | `annotations`, `postgres`, `rabbitmq`, `e2e-issuer`, `e2e-runner`, `dataseed` | Isolated bridge network — services reach each other by container hostname |
+
+### Volumes
+
+| Volume | Mounted to | Purpose |
+|--------|-----------|---------|
+| `annotations-images` | `annotations:/data/images` | `images_dir` — content-addressed image bytes + YOLO label files |
+| `annotations-videos` | `annotations:/data/videos` | `videos_dir` |
+| `annotations-deleted` | `annotations:/data/deleted` | `deleted_dir` (post RB-01 soft-delete relocation) |
+| `pg-data` | `postgres:/var/lib/postgresql/data` | DB durability across container restart (resilience scenarios) |
+| `fixtures-ro` (bind) | `annotations:/fixtures:ro`, `e2e-runner:/fixtures:ro` | Reuse of detections corpus binaries |
+
+### docker-compose structure
+
+```yaml
+services:
+  postgres:
+    image: postgres:13
+    environment:
+      POSTGRES_DB: annotations
+      POSTGRES_USER: annotations
+      POSTGRES_PASSWORD: annotations
+    volumes:
+      - pg-data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U annotations"]
+
+  rabbitmq:
+    image: rabbitmq:3.13-management
+    environment:
+      RABBITMQ_DEFAULT_USER: annotations
+      RABBITMQ_DEFAULT_PASS: annotations
+      RABBITMQ_PLUGINS: rabbitmq_stream rabbitmq_management
+    healthcheck:
+      test: ["CMD", "rabbitmq-diagnostics", "ping"]
+
+  e2e-issuer:
+    image: python:3.12-alpine
+    command: ["python", "/harness/mock_issuer.py"]
+    volumes:
+      - ../tests/harness:/harness:ro
+      - jwt-keys:/keys
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://localhost:8080/.well-known/jwks.json"]
+
+  annotations:
+    build:
+      context: ../src
+    environment:
+      ASPNETCORE_ENVIRONMENT: E2ETest
+      DATABASE_URL: postgresql://annotations:annotations@postgres:5432/annotations
+      JWT_ISSUER: https://e2e-issuer.test
+      JWT_AUDIENCE: annotations-e2e
+      JWT_JWKS_URL: http://e2e-issuer:8080/.well-known/jwks.json
+      CorsConfig__AllowedOrigins__0: http://e2e-runner.test
+      RABBITMQ_HOST: rabbitmq
+      RABBITMQ_STREAM_PORT: 5552
+      RABBITMQ_PRODUCER_USER: annotations
+      RABBITMQ_PRODUCER_PASS: annotations
+      AZAION_REVISION: test-${GIT_SHA:-local}
+    volumes:
+      - annotations-images:/data/images
+      - annotations-videos:/data/videos
+      - annotations-deleted:/data/deleted
+      - ../../detections/_docs/00_problem/input_data:/fixtures:ro
+    depends_on:
+      postgres:
+        condition: service_healthy
+      rabbitmq:
+        condition: service_healthy
+      e2e-issuer:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD", "curl", "-fsS", "http://localhost:8080/health"]
+
+  dataseed:
+    image: postgres:13
+    depends_on:
+      annotations:
+        condition: service_healthy
+    entrypoint: ["/bin/sh", "/seed/run.sh"]
+    volumes:
+      - ./seed:/seed:ro
+
+  e2e-runner:
+    build:
+      context: ../tests/Azaion.Annotations.E2E
+    depends_on:
+      dataseed:
+        condition: service_completed_successfully
+    environment:
+      ANNOTATIONS_BASE_URL: http://annotations:8080
+      JWT_ISSUER: https://e2e-issuer.test
+      JWT_AUDIENCE: annotations-e2e
+      RABBITMQ_HOST: rabbitmq
+      RABBITMQ_STREAM_PORT: 5552
+      RABBITMQ_USER: annotations
+      RABBITMQ_PASS: annotations
+      FIXTURES_DIR: /fixtures
+    volumes:
+      - ../../detections/_docs/00_problem/input_data:/fixtures:ro
+      - jwt-keys:/keys:ro
+
+volumes:
+  pg-data: {}
+  annotations-images: {}
+  annotations-videos: {}
+  annotations-deleted: {}
+  jwt-keys: {}
+
+networks:
+  default:
+    name: e2e-net
+```
+
+## Consumer Application
+
+**Tech stack**: .NET 10 + xUnit (matches the SUT runtime to avoid a second toolchain in CI). Uses `HttpClient` for REST, raw `HttpClient` with `text/event-stream` for SSE, and `RabbitMQ.Stream.Client` for stream-consumer scenarios.
+**Entry point**: `dotnet test --logger "console;verbosity=normal" --logger "trx" --results-directory /results`
+
+### Communication with system under test
+
+| Interface | Protocol | Endpoint / Topic | Authentication |
+|-----------|----------|-----------------|----------------|
+| Annotations REST | HTTP/1.1 JSON | `http://annotations:8080/annotations/*`, `/media/*`, `/dataset/*`, `/settings/*`, `/classes`, `/health` | `Authorization: Bearer <jwt>` (ES256 JWT minted on demand by the runner using the in-stack mock-issuer key) |
+| Annotations SSE | HTTP/1.1 `text/event-stream` | `http://annotations:8080/annotations/events?missionId=<guid>` | Same ES256 bearer token |
+| Mock JWKS | HTTP/1.1 JSON | `http://e2e-issuer:8080/.well-known/jwks.json` | None (test-net only) |
+| RabbitMQ Stream | AMQP 1.0 / streams (port 5552) | Stream `azaion-annotations` | Username + password env vars; consumer offset starts at `next` for fresh test runs |
+| Postgres (test-only, read-only assertions on DB state) | direct (out-of-band) | `postgresql://postgres:5432/annotations` | DB user; **only the test runner uses this and only for blackbox-allowed assertions** (e.g., F4-001 verifying the outbox row was inserted). Tests that need DB introspection are clearly marked. |
+
+### What the consumer does NOT have access to
+
+- No in-process import of the `Azaion.Annotations` assembly.
+- No direct write to the SUT's `annotations`, `media`, `detection`, `annotations_queue_records` tables (DB read access only, for outbox-state assertions documented in `test-data.md`). Annotations has no `users` table.
+- No shared memory or filesystem with the SUT (volumes are mounted read-only).
+- No mocking of internal services (`AnnotationService`, `FailsafeProducer`, etc.) — all interactions go through the public surface.
+
+## CI/CD Integration
+
+**When to run**: on every push to `dev` and on every PR; nightly full run including the long-running performance + resilience scenarios.
+**Pipeline stage**: after Woodpecker `build` step; new step `test-e2e` invoking `docker compose -f e2e/docker-compose.test.yml up --abort-on-container-exit --exit-code-from e2e-runner` (or, equivalently, `scripts/run-tests.sh`).
+**Gate behavior**: any failed scenario blocks the merge; nightly perf failures emit a warning but do not block a green PR.
+**Timeout**: 30 min for the standard suite (functional + smoke perf); 2 hours for the nightly full perf + resilience suite.
+
+## Reporting
+
+**Format**: CSV (xUnit's `trx` output is converted by the runner into a flat CSV).
+**Columns**: `test_id`, `test_name`, `category`, `traces_to`, `execution_time_ms`, `result`, `error_message`.
+**Output path**: `e2e-results/report.csv` inside the `e2e-runner` container, mounted out to `./e2e-results/report.csv` on the host.
+
+In addition, raw xUnit `.trx` is preserved at `e2e-results/results.trx` for human inspection / IDE integration.
+
+## Dependencies on the existing stack
+
+This environment intentionally **does not** re-use the suite's running development DB or RabbitMQ — it stands up its own. The only suite-level dependency is the read-only mount of `detections/_docs/00_problem/input_data/` for fixtures.
+
+## Test Execution
+
+**Decision**: Docker only.
+
+**Rationale** (from Hardware-Dependency Assessment, run between test-spec Phase 3 and Phase 4):
+
+- **Documentation scan** — `restrictions.md` lists HW-01 (ARM64-only image), HW-02 (writable filesystem dirs), HW-03 (memory pressure on `FailsafeProducer`). None of these are accelerator / sensor / OS-feature dependencies; they are generic infrastructure constraints satisfiable in any Linux container.
+- **Code scan** — zero hits across `src/` for CUDA, TensorRT, CoreML, OpenCL, Vulkan, TPU, V4L2, GPIO, `cv2.VideoCapture`, `sys.platform`-style branches, or `platform.machine()` checks. The Dockerfile's `TARGETARCH` branch (line 5) is a buildplatform-aware Node toolchain selector, not a runtime hardware gate — the running binary uses managed .NET 10 with no native acceleration paths.
+- **Dependency files** — `Azaion.Annotations.csproj` references only managed NuGet packages (Linq2DB, Npgsql, JwtBearer, RabbitMQ.Stream.Client, MessagePack, Swashbuckle, System.IO.Hashing). No native-binding libraries, no hardware-specific packages.
+
+**Classification**: not hardware-dependent. Docker is the preferred default and the only chosen mode.
+
+### Docker mode — execution instructions
+
+Run from the suite root (parent of `annotations/` and `detections/`) so the fixture bind-mount path resolves:
+
+```bash
+# From the annotations repo root:
+./scripts/run-tests.sh           # functional + smoke perf
+./scripts/run-performance-tests.sh   # full perf scenarios
+
+# Equivalent without the wrapper:
+docker compose -f e2e/docker-compose.test.yml up \
+  --abort-on-container-exit \
+  --exit-code-from e2e-runner
+```
+
+Results land at `e2e/e2e-results/report.csv` (host path), and at `test-results/` for any JUnit/CTRX outputs. The exit code of `e2e-runner` becomes the suite's exit code; CI uses it as the gate.
+
+### Why not local mode
+
+The xUnit test runner CAN execute against a SUT bound to `localhost:8080` if a developer wants to iterate inside the IDE. That path is not the supported test environment for CI; it is a developer convenience. Phase 4 produces only the Docker runner script.
+
+### CI image arch
+
+The Docker test stack runs on the same ARM64 hosts the Woodpecker pipeline already targets (HW-01). If a future CI runner family is x86_64-only, the same docker-compose works because every service in `e2e-net` is multi-arch (`postgres:13`, `rabbitmq:3.13-management`, the SUT itself if rebuilt with `--platform linux/amd64`).

_docs/02_document/tests/performance-tests.md

@@ -0,0 +1,147 @@
+# Performance Tests
+
+> **Calibration note**: no contracted SLAs exist anywhere in the codebase or `acceptance_criteria.md`. The thresholds below are **inferred starting points** anchored to the documented system properties. Step 15 (Performance Test) of the autodev existing-code flow will tune them against real targets. A test that fails the threshold is a *signal*, not a release-blocker, until the targets are contracted.
+
+### NFT-PERF-LATENCY-01: Annotation create — p95 latency, small image
+
+**Summary**: Sequential `POST /annotations` with a small frame stays under a per-call threshold at p95.
+**Traces to**: implicit NFR; documented gap on AC-N-* (no contracted target)
+**Metric**: end-to-end response latency in ms (consumer wall-clock from request start to body close).
+
+**Preconditions**:
+- SUT freshly started; warmup loop of 10 sequential calls discarded.
+- Clean state; clean outbox; RabbitMQ stream consumer not connected (writes fan out via channel + outbox only).
+- Single in-process consumer (no concurrent load).
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Warmup: 10× `POST /annotations` with `image_small.jpg` | discarded |
+| 2 | Measure: 50× `POST /annotations` with `image_small.jpg`, sequential, single consumer | record latency per call |
+| 3 | Compute p50, p95, p99 | summary stats |
+
+**Pass criteria**: p95 ≤ 1500ms, p99 ≤ 3000ms (single-instance dev DB, no concurrent load).
+**Duration**: ~2 minutes.
+
+---
+
+### NFT-PERF-LATENCY-02: Annotation create — large image
+
+**Summary**: Same shape as -01 with a 7 MB image.
+**Traces to**: same as -01.
+**Metric**: end-to-end latency.
+
+**Preconditions**: same as -01.
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Warmup: 5× `POST /annotations` with `image_large.JPG` | discarded |
+| 2 | Measure: 20× `POST /annotations` with `image_large.JPG`, sequential | record latency per call |
+| 3 | p50, p95, p99 | summary stats |
+
+**Pass criteria**: p95 ≤ 5000ms, p99 ≤ 8000ms.
+**Duration**: ~2 minutes.
+
+---
+
+### NFT-PERF-THROUGHPUT-01: Annotation create — sustained writes
+
+**Summary**: 5-minute sustained `POST /annotations` traffic at 5 RPS does not degrade response latency.
+**Metric**: response latency over time + total successful responses.
+
+**Preconditions**: SUT warm; clean state; clean outbox; RabbitMQ broker reachable.
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Warmup: 30s at 5 RPS with `image_small.jpg` | discarded |
+| 2 | Measure: 5 minutes at 5 RPS, 1 consumer | record per-second latency p50/p95 |
+| 3 | Compare windows | p95 in last minute ≤ 1.5× p95 in first minute |
+
+**Pass criteria**: 0 HTTP 5xx; p95 latency in last minute ≤ 1.5× p95 in first minute.
+**Duration**: ~6 minutes.
+
+---
+
+### NFT-PERF-OUTBOX-DRAIN-01: FailsafeProducer drain rate
+
+**Summary**: Under sustained writes, the outbox queue depth stays bounded.
+**Traces to**: AC-N-03
+**Metric**: `SELECT COUNT(*) FROM annotations_queue_records` sampled every 5s during the run.
+
+**Preconditions**: NFT-PERF-THROUGHPUT-01 running; RabbitMQ broker reachable; no stream consumer back-pressure.
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | While -THROUGHPUT-01 is running, sample queue depth every 5s for the full duration | record samples |
+| 2 | Compute max queue depth + average drain interval | summary stats |
+
+**Pass criteria**: max queue depth ≤ 100 rows; depth at end-of-run ≤ depth at start-of-run + 10.
+**Duration**: 5 minutes (overlaid on -THROUGHPUT-01).
+
+---
+
+### NFT-PERF-SSE-FANOUT-01: SSE delivery latency under modest fan-out
+
+**Summary**: 10 simultaneous SSE subscribers receive every event for their mission within the latency budget.
+**Traces to**: AC-F-10
+**Metric**: per-subscriber event-arrival latency (consumer wall-clock from `POST /annotations` returning to SSE event arrival).
+
+**Preconditions**: SUT warm; clean state.
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Open 10 SSE connections to `/annotations/events?missionId=<m>` | all 10 alive |
+| 2 | `POST /annotations` once for mission `<m>` | record post-return timestamp |
+| 3 | Each subscriber records its event-arrival timestamp | per-subscriber latency |
+| 4 | Compute max latency across the 10 subscribers | summary |
+
+**Pass criteria**: every subscriber receives the event; max latency ≤ 1000ms.
+**Duration**: 30s.
+
+---
+
+### NFT-PERF-LIST-01: Annotation listing on populated DB
+
+**Summary**: `GET /annotations?limit=100` against a DB with 10,000 rows responds within budget.
+**Metric**: end-to-end response latency.
+
+**Preconditions**: DB pre-seeded with 10,000 annotations + 50,000 detections (use `dataseed` to insert via direct SQL, bypassing the public API for population speed — the test still queries via the public API).
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Warmup: 5× `GET /annotations?limit=100&offset=0` | discarded |
+| 2 | Measure: 20× `GET /annotations?limit=100&offset=<random 0..9000>` | record per-call latency |
+| 3 | p95 | summary |
+
+**Pass criteria**: p95 ≤ 1000ms (read-only path; index `ix_annotations_created_date` should keep it fast).
+**Duration**: ~1 minute.
+
+---
+
+### NFT-PERF-DATASET-01: Dataset class distribution at scale
+
+**Summary**: `GET /dataset/class-distribution` against the populated DB.
+**Metric**: end-to-end latency.
+
+**Preconditions**: same populated DB as NFT-PERF-LIST-01.
+
+**Steps**:
+
+| Step | Consumer Action | Measurement |
+|------|----------------|-------------|
+| 1 | Warmup: 3 calls | discarded |
+| 2 | Measure: 10 calls | record latency |
+
+**Pass criteria**: p95 ≤ 2000ms.
+**Duration**: ~30s.

_docs/02_document/tests/resilience-tests.md

@@ -0,0 +1,134 @@
+# Resilience Tests
+
+### NFT-RES-01: RabbitMQ broker outage during create
+
+**Summary**: `POST /annotations` succeeds (HTTP 200) when the RabbitMQ broker is unreachable; the outbox row is preserved; `FailsafeProducer` does not crash; on broker recovery the message is delivered.
+**Traces to**: AC-F-12, OP-02 (single-instance baseline)
+
+**Preconditions**: SUT healthy; broker initially reachable; clean outbox.
+
+**Fault injection**:
+- `docker exec rabbitmq rabbitmqctl stop_app` mid-test (stops AMQP/streams listeners; container stays up).
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | Stop RabbitMQ app | broker unreachable on 5552 |
+| 2 | `POST /annotations` once | HTTP 200; outbox row inserted |
+| 3 | Out-of-band: `SELECT COUNT(*) FROM annotations_queue_records WHERE annotation_id = <id>` | `count == 1` (row not deleted because drain failed) |
+| 4 | `GET /health` | HTTP 200 (SUT not crashed) |
+| 5 | `docker exec rabbitmq rabbitmqctl start_app` | broker recovers |
+| 6 | Wait `drain_interval × 3` | drainer publishes the queued message |
+| 7 | Out-of-band: `SELECT COUNT(*) FROM annotations_queue_records WHERE annotation_id = <id>` | `count == 0` (drained) |
+| 8 | Stream consumer (started before step 5 at offset `next`) reads one message | message body matches the documented schema |
+
+**Pass criteria**: zero 5xx during outage; outbox preserves the row; recovery delivers the deferred message; total recovery time ≤ 60s after broker comes back.
+**Duration**: ~2 minutes.
+
+---
+
+### NFT-RES-02: Postgres restart between writes
+
+**Summary**: Killing and restarting Postgres during a quiet period does not corrupt state; subsequent writes succeed.
+**Traces to**: AC-N-02 (idempotent migrator), implicit data-integrity NFR
+
+**Fault injection**: `docker compose restart postgres` while no in-flight requests.
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | `POST /annotations` once (FT-P-01-shape) | HTTP 200; row in DB |
+| 2 | `docker compose restart postgres` | DB up after ~5s |
+| 3 | Wait for SUT `/health` to return 200 | SUT recovers connection pool (or restarts itself) |
+| 4 | `POST /annotations` again | HTTP 200; row in DB |
+| 5 | `GET /annotations/<id from step 1>` | HTTP 200; original row intact |
+
+**Pass criteria**: original row intact after restart; new write succeeds within 30s of DB recovery; zero data loss.
+**Duration**: ~2 minutes.
+
+---
+
+### NFT-RES-03: Postgres unreachable during create
+
+**Summary**: When DB is unreachable mid-request, the SUT returns a structured error envelope (no 500 with stack trace); the SUT recovers when DB returns.
+**Traces to**: AC-N-04 (zero unhandled exceptions to clients)
+
+**Fault injection**: `docker pause postgres` between request start and request end (race-y; use a delay-injecting test proxy if needed).
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | `docker pause postgres` | DB connections hang |
+| 2 | `POST /annotations` once with timeout 30s | HTTP 5xx OR HTTP 503; **error envelope present**; **no raw exception text in body** |
+| 3 | `docker unpause postgres` | DB responsive |
+| 4 | `POST /annotations` again | HTTP 200; SUT recovered |
+
+**Pass criteria**: under-DB-outage response uses the error envelope; SUT recovers within 30s of DB recovery.
+**Duration**: ~2 minutes.
+
+---
+
+### NFT-RES-04: SSE subscriber disconnect mid-stream
+
+**Summary**: A subscriber that disconnects mid-stream does not crash the SUT or block other subscribers.
+**Traces to**: AC-F-10, OP-01 (per-instance SSE state)
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | Open 3 SSE connections to `/annotations/events?missionId=<m>` | all 3 alive |
+| 2 | Abruptly close subscriber #2 (TCP RST) | SUT cleans up its channel slot |
+| 3 | `POST /annotations` for mission `<m>` | HTTP 200 |
+| 4 | Subscribers #1 and #3 each receive the event | both receive within 1000ms |
+| 5 | `GET /health` | HTTP 200 |
+
+**Pass criteria**: surviving subscribers still receive events; no SUT memory growth visible (channel slots reclaimed); `/health` stays green.
+**Duration**: ~1 minute.
+
+---
+
+### NFT-RES-05: Repeated FailsafeProducer empty-catch path
+
+**Summary**: When the image referenced by an outbox row no longer exists on disk, the drainer logs and proceeds (post RB-05). Tests today's behavior (empty catch) AND, after RB-05 lands, asserts the logged failure path.
+**Traces to**: RB-05
+
+**Fault injection**: insert an outbox row whose `annotation_id` references a missing image (manually delete the file after `POST /annotations` returned 200, before the drain interval fires).
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | `POST /annotations` (FT-P-01) | HTTP 200; outbox row + image file present |
+| 2 | Delete `<images_dir>/<id>.jpg` | image gone |
+| 3 | Wait `drain_interval × 2` | drainer runs |
+| 4 | Out-of-band: `SELECT COUNT(*) FROM annotations_queue_records WHERE annotation_id = <id>` | today's behavior: row may be deleted or stuck (empty catch swallows IOException) — **document actual behavior here** |
+| 5 `[after RB-05]` | Inspect SUT logs for an `ERROR` entry mentioning the missing image | one log entry present; metric counter `failsafe_drain_errors` incremented |
+
+**Pass criteria today**: SUT does not crash; `/health` stays 200.
+**Pass criteria after RB-05**: as above + the logged failure path is exercised.
+**Duration**: ~1 minute.
+
+---
+
+### NFT-RES-06: Stream consumer reconnect
+
+**Summary**: A stream consumer that drops and reconnects with offset `last_committed` reads only post-disconnect messages.
+**Traces to**: implicit (consumer-side concern, but documents the contract Annotations producer expects)
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | Start consumer at offset `next`; record current end-of-stream offset `O0` | consumer up |
+| 2 | `POST /annotations` 5 times | 5 outbox rows; 5 stream messages produced shortly after |
+| 3 | Consumer reads all 5; commits offset after each | consumer offset = `O0 + 5` |
+| 4 | Disconnect consumer | done |
+| 5 | `POST /annotations` 3 more times | 3 more stream messages |
+| 6 | Reconnect consumer at `last_committed = O0 + 5` | consumer reads only messages 6..8 |
+
+**Pass criteria**: re-attached consumer sees no duplicates and no gaps.
+**Duration**: ~1 minute.

_docs/02_document/tests/resource-limit-tests.md

@@ -0,0 +1,123 @@
+# Resource Limit Tests
+
+### NFT-RES-LIM-01: Sustained-load process memory
+
+**Summary**: Process memory stays bounded under sustained `POST /annotations` traffic.
+**Traces to**: AC-N-03 (outbox depth bounded → memory bounded), HW-03 (memory pressure on `FailsafeProducer`'s image re-read)
+**Preconditions**: SUT freshly started; clean state; a stream consumer connected so the outbox actually drains.
+
+**Monitoring**:
+- `docker stats annotations` polled every 10s for `MemUsage` (RSS) and `MemPerc`.
+- Sample at the 0s / 60s / 600s marks.
+
+**Duration**: 10 minutes at 5 RPS.
+**Pass criteria**: RSS at the 600s mark ≤ 1.5× RSS at the 60s mark; no OOMKilled events; container stays healthy.
+
+---
+
+### NFT-RES-LIM-02: Single-file upload boundary
+
+**Summary**: Determine the maximum single-file upload size accepted by `POST /media`.
+**Traces to**: documented gap (no explicit limit in code; ASP.NET form-options apply)
+
+**Monitoring**: HTTP status code per uploaded size.
+
+**Steps**:
+
+| Size | Expected Result |
+|------|-----------------|
+| 1 MB | HTTP 200 |
+| 10 MB | HTTP 200 |
+| 50 MB | HTTP 200 |
+| 100 MB | HTTP 200 (probable, depends on ASP.NET defaults) |
+| 256 MB | HTTP 200 OR 400 (test the boundary) |
+| 512 MB | likely HTTP 400 / form-options reject |
+
+**Duration**: ~5 minutes (one upload per size).
+**Pass criteria**: a clear cutoff size is documented; below it the SUT accepts; at or above it the SUT returns the error envelope (NOT a 500 with no body, NOT a hang).
+
+---
+
+### NFT-RES-LIM-03: Outbox depth under broker outage
+
+**Summary**: With RabbitMQ stopped for an extended period, the outbox `annotations_queue_records` table grows linearly with traffic AND does not exceed disk capacity / DB connection pool limits within the test window.
+**Traces to**: NFT-RES-01 (extended), AC-N-03
+
+**Monitoring**:
+- `SELECT COUNT(*) FROM annotations_queue_records` every 30s.
+- Disk usage of the Postgres data volume every minute.
+- `docker stats postgres` for memory.
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | `docker exec rabbitmq rabbitmqctl stop_app` | broker down |
+| 2 | Run 10 RPS of `POST /annotations` for 5 minutes | 3000 outbox rows written |
+| 3 | Sample queue depth and disk usage | depth grows linearly; disk grows linearly with image bytes (since `images_dir` is also written) |
+| 4 | `docker exec rabbitmq rabbitmqctl start_app` | broker recovers |
+| 5 | Wait for queue to drain | depth goes to 0 within 5 minutes of recovery |
+
+**Duration**: 15 minutes total.
+**Pass criteria**:
+- During outage: SUT does not return 5xx; queue depth is exactly equal to total successful POSTs since the outage started.
+- During recovery: queue drains to 0 within 5 minutes.
+- No DB connection pool exhaustion (no `connection refused` from Postgres).
+- No SUT crashes.
+
+---
+
+### NFT-RES-LIM-04: Disk usage by `images_dir` over many distinct uploads
+
+**Summary**: Each distinct `image_bytes` POST consumes O(image-size) disk; identical re-uploads consume zero additional disk (idempotent).
+**Traces to**: AC-F-01, AC-F-02
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | Capture `du -sb $images_dir` baseline | non-empty path |
+| 2 | `POST /annotations` 100× with `image_small.jpg` (same bytes) | 1 file added, ~1.5 MB delta from step 1 |
+| 3 | `POST /annotations` 100× with random distinct image bytes (synthetic) | 100 new files; delta ≈ 100 × avg-size |
+
+**Pass criteria**: identical uploads do not duplicate disk; distinct uploads scale linearly.
+**Duration**: ~5 minutes.
+
+---
+
+### NFT-RES-LIM-05: Concurrent SSE subscribers — process-memory boundary
+
+**Summary**: 100 simultaneous SSE subscribers do not exhaust the SUT's memory or thread pool.
+**Traces to**: AC-N-05 (idle-channel memory bounded), OP-01 (per-instance SSE state)
+
+**Preconditions**: SUT freshly started.
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | Open 100 SSE connections to `/annotations/events?missionId=<m>` | all 100 alive |
+| 2 | Sample `docker stats annotations` immediately after connection | RSS recorded |
+| 3 | Idle for 10 minutes; sample every 60s | RSS stays within ± 10% of step 2 |
+| 4 | `POST /annotations` once for mission `<m>` | all 100 subscribers receive the event within 1500ms |
+
+**Pass criteria**: RSS bounded; all subscribers receive the event; no `connection refused` or thread-pool starvation.
+**Duration**: ~12 minutes.
+
+---
+
+### NFT-RES-LIM-06: Migration on cold-start cost
+
+**Summary**: Boot-time `DatabaseMigrator.MigrateAsync()` adds bounded latency to cold start (`/health` returns 200 within `<budget>` after container start).
+**Traces to**: AC-N-01
+
+**Steps**:
+
+| Step | Action | Expected Behavior |
+|------|--------|------------------|
+| 1 | `docker compose down annotations && docker compose up -d annotations` | container starting |
+| 2 | Poll `/health` every 200ms; record time-to-first-200 | record time |
+| 3 | Repeat with a fresh DB (cold migrator) and a populated DB (warm migrator) | both runs measured |
+
+**Pass criteria** (until contracted): time-to-first-200 ≤ 30s on cold migrator; ≤ 10s on warm migrator. **Step 15 will tune.**
+**Duration**: ~2 minutes.

_docs/02_document/tests/security-tests.md

@@ -0,0 +1,179 @@
+# Security Tests
+
+> Blackbox-level only. Code-level vulnerabilities (e.g., SQL injection at the source level) are out of scope here — they belong to Step 14 (Security Audit). The SEC-XX gap list in `security_approach.md` is the broader inventory; the tests below are the ones that can be exercised through the public surface.
+>
+> **Auth model assumed by these tests**: annotations is a verifier-only service. Tokens are minted by the e2e harness's mock issuer (see `test-data.md` → "Bearer token harness") using an ES256 key pair whose public half is published at the JWKS URL the service fetches at boot. There is no `/auth/login`, `/auth/refresh`, or `/auth/register` endpoint on this service.
+
+### NFT-SEC-01: JWT signature mismatch
+
+**Summary**: A token signed with a key not published in the SUT's JWKS is rejected.
+**Traces to**: AC-F-50, AC-F-52
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Mint an ES256 token with valid `iss` / `aud` / `exp` and an `ANN` claim, but signed with a private key whose public half is **not** in the JWKS | token is well-formed |
+| 2 | `POST /annotations` with that bearer token | HTTP 401; error envelope; `error.code` matches `/auth|unauthor/i` |
+
+**Pass criteria**: 401, no 500, no leaking which key the SUT expected.
+**Duration**: 3s.
+
+---
+
+### NFT-SEC-02: JWT expired
+
+**Summary**: An expired ES256 JWT is rejected.
+**Traces to**: AC-F-50
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Mint a JWT with `exp` 1 hour in the past, signed with a key in the JWKS, otherwise valid (`iss`, `aud`, `ANN` claim) | token is well-formed |
+| 2 | `POST /annotations` with that bearer token | HTTP 401; error envelope |
+
+**Pass criteria**: 401; SUT does not honor the expired token.
+**Duration**: 3s.
+
+---
+
+### NFT-SEC-03: Cross-policy attempt — DATASET token cannot create annotations
+
+**Summary**: Policy `DATASET` cannot reach `/annotations` POST.
+**Traces to**: AC-F-52
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Mint an ES256 token with the `DATASET` claim and `ANN` claim absent | token is well-formed |
+| 2 | `POST /annotations` with that bearer | HTTP 403; error envelope |
+
+**Pass criteria**: 403, request rejected before any DB / FS write.
+**Duration**: 3s.
+
+---
+
+### NFT-SEC-04: Cross-policy attempt — ANN token cannot mutate settings
+
+**Summary**: Policy `ANN` cannot reach an `[Authorize(Policy = "ADM")]` route.
+**Traces to**: AC-F-52
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | `PUT /settings/system` with an ES256 token carrying only the `ANN` claim | HTTP 403; error envelope |
+
+**Pass criteria**: 403.
+**Duration**: 3s.
+
+---
+
+### NFT-SEC-05: Anonymous access to non-public endpoints
+
+**Summary**: Every endpoint other than `/health` requires authentication.
+**Traces to**: AC-F-50, AC-F-52, security_approach.md surface inventory
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | `GET /annotations` with no `Authorization` | HTTP 401 |
+| 2 | `GET /dataset` with no `Authorization` | HTTP 401 |
+| 3 | `GET /classes` with no `Authorization` | HTTP 401 |
+| 4 | `GET /settings/system` with no `Authorization` | HTTP 401 |
+| 5 | `GET /health` with no `Authorization` | HTTP 200 |
+
+**Pass criteria**: every authenticated endpoint returns 401; only `/health` is anonymous.
+**Duration**: 5s.
+
+---
+
+### NFT-SEC-06: Error envelope leaks no stack trace in production-mode env
+
+**Summary**: Triggering a 500 path returns an error envelope with no `stackTrace` / `innerException` fields.
+**Traces to**: AC-N-04
+
+**Preconditions**: SUT started with `ASPNETCORE_ENVIRONMENT=Production`.
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Trigger a path that produces a 500 (e.g., NFT-RES-03 step 2 in DB-paused state) OR a malformed multipart body | HTTP 5xx; body is the error envelope |
+| 2 | Inspect body | no key matches `/stack/i`, `/inner/i`, `/trace/i` (case-insensitive) |
+
+**Pass criteria**: error envelope present; no stack-trace leakage.
+**Duration**: 30s (depends on fault induction).
+
+---
+
+### NFT-SEC-07: Path traversal in image / thumbnail GET routes
+
+**Summary**: Path traversal sequences in the `id` segment do not escape `images_dir`.
+**Traces to**: implicit; SEC-05 broader scope
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | `GET /annotations/%2E%2E%2Fetc%2Fpasswd/image` (encoded `../etc/passwd`) | HTTP 400 OR HTTP 404 (NOT 200, NOT containing `/etc/passwd` content) |
+| 2 | `GET /annotations/..%2F..%2Fetc%2Fpasswd/thumbnail` | same |
+
+**Pass criteria**: SUT rejects or returns 404; no host file content in the response body.
+**Duration**: 5s.
+
+---
+
+### NFT-SEC-08: Token claim modification (signature breaks)
+
+**Summary**: An attacker who edits a JWT payload to elevate to ADM but cannot resign sees 401, not 200.
+**Traces to**: AC-F-52
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Mint an ES256 token with the `ANN` claim | original token |
+| 2 | Decode payload; replace policy claim with `ADM`; re-encode payload but **keep the original signature** | tampered token |
+| 3 | `PUT /settings/system` with the tampered token | HTTP 401; error envelope |
+
+**Pass criteria**: 401 — signature validation catches the tamper.
+**Duration**: 5s.
+
+---
+
+### NFT-SEC-09: CORS preflight respects configured allow-list
+
+**Summary**: With the SUT booted under `ASPNETCORE_ENVIRONMENT=Production` and `CorsConfig:AllowedOrigins=["https://app.azaion.local"]`, a preflight from an arbitrary origin is not given a wildcard ACAO header. `CorsConfigurationValidator` already prevents the wide-open default in Production.
+**Traces to**: AC-N-CORS (see `restrictions.md` ENV-06)
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | `OPTIONS /annotations` with `Origin: https://attacker.example`, `Access-Control-Request-Method: POST` | HTTP 204 with **no** `Access-Control-Allow-Origin: *`; either no ACAO at all, or an ACAO matching the configured allow-list (which the attacker origin is not in) |
+| 2 | `OPTIONS /annotations` with `Origin: https://app.azaion.local` | HTTP 204; `Access-Control-Allow-Origin: https://app.azaion.local` |
+
+**Pass criteria**: only configured origins receive a permissive ACAO; arbitrary origins do not.
+**Duration**: 3s.
+
+---
+
+### NFT-SEC-10: Algorithm confusion — `alg=HS256` over the public ES256 key
+
+**Summary**: Annotations pins `ValidAlgorithms = [EcdsaSha256]` to block the classic JWKS-confusion attack where an attacker forges an HS256 token using the published ES256 public key as the HMAC secret.
+**Traces to**: AC-F-50
+
+**Steps**:
+
+| Step | Consumer Action | Expected Response |
+|------|----------------|------------------|
+| 1 | Fetch the SUT's published JWKS; export the ES256 public key bytes | bytes obtained |
+| 2 | Mint a JWT with `alg=HS256` and the public key bytes as the HMAC key, with otherwise-valid `iss` / `aud` / `exp` / `ANN` claim | forged token |
+| 3 | `GET /annotations` with that bearer token | HTTP 401; error envelope |
+
+**Pass criteria**: 401 — algorithm pinning rejects the forged token.
+**Duration**: 5s.

_docs/02_document/tests/test-data.md

@@ -0,0 +1,102 @@
+# Test Data Management
+
+## Seed Data Sets
+
+| Data Set | Description | Used by Tests | How Loaded | Cleanup |
+|----------|-------------|---------------|-----------|---------|
+| `tokens-test` | 3 ES256 access tokens minted on demand by the runner: `ann-token` (claim `ANN`), `dataset-token` (`DATASET`), `adm-token` (`ADM`). All carry `iss=$JWT_ISSUER`, `aud=$JWT_AUDIENCE`, `exp=now+5m`, and a deterministic `sub` GUID per role. | F1-N-003, F1-N-004, F5-004, F6-001..006, F7-004, F8-*, NFT-SEC-01..10, FT-N-10..12 | The harness runs a **mock JWKS issuer** (Python script `tests/harness/mock_issuer.py` or the equivalent .NET fixture) that publishes the public ES256 key at `JWT_JWKS_URL`. The runner imports the matching private key as a fixture and mints tokens per test. | Tokens are short-lived (5m) and never persisted; key pair regenerates on `docker compose down -v` |
+| `mission-test` | One canonical waypoint id `00000000-0000-0000-0000-000000000aaa` used as `WaypointId` / `MissionId` in every annotation create. | All F1, F2, F3, F4, F5, F8 | Implicit — no FK enforcement; the GUID is just a column value. | N/A |
+| `classes-baseline` | The 19 detection classes seeded by `DatabaseMigrator` (ids 0–18, names per `data_parameters.md`). | F7-001 (catalog read), F1-* (class_num references) | Auto, by the SUT's boot-time migrator. | N/A — schema-managed |
+| `clean-state` | Empty `annotations`, `media`, `detection`, `annotations_queue_records` tables at the start of each test class. | every test class that asserts on count / depth | xUnit class fixture: `TRUNCATE annotations, media, detection, annotations_queue_records RESTART IDENTITY CASCADE;` via direct DB connection (out-of-band, runner-only). | Fixture's `Dispose()` truncates again |
+
+## Data Isolation Strategy
+
+- **Per-class truncation** — each xUnit test class declares an `IClassFixture<CleanStateFixture>` that truncates the four mutable tables before the first test in the class and again after the last.
+- **Per-test token** — every test mints its own ES256 token via the mock issuer fixture (see "Bearer token harness" below); tokens never cross test boundaries.
+- **Per-test mission id** — tests that need fan-out isolation (e.g., F3 SSE subscribers) generate a fresh `WaypointId` GUID per test so concurrent test runs don't leak events into each other.
+- **Per-test stream consumer** — F4 stream-consumer scenarios use a fresh consumer name per test and start at offset `next` (current end of stream). They consume only messages produced after the test starts.
+- **Filesystem isolation** — `annotations-images`, `annotations-videos`, `annotations-deleted` volumes are recreated by `docker compose down -v` between full runs. Per-test cleanup removes only files the test wrote (matching `<id>` patterns).
+
+## Input Data Mapping
+
+| Input Data File | Source Location | Description | Covers Scenarios |
+|-----------------|----------------|-------------|-----------------|
+| `image_small.jpg` | `<fixtures>/image_small.jpg` | 1280×720 frame, ~1.5 MB | F1-001, F1-002, F1-N-003..005, F2-001/002, F3-001/002, F4-001/002, F5-001/002, F8-* |
+| `image_dense01.jpg` | `<fixtures>/image_dense01.jpg` | small dense frame (~230 KB) | F1-004, F5-002, F8-002 |
+| `image_dense02.jpg` | `<fixtures>/image_dense02.jpg` | larger dense frame (~2.8 MB) | F5-002 |
+| `image_different_types.jpg` | `<fixtures>/image_different_types.jpg` | multi-class scene (900×1600) | F8-002 (class filter) |
+| `image_empty_scene.jpg` | `<fixtures>/image_empty_scene.jpg` | 1920×1080 empty scene | F1-003 (zero detections), NFT-PERF-* warmup |
+| `image_large.JPG` | `<fixtures>/image_large.JPG` | 6252×4168, ~7 MB | F1-005 (large payload), NFT-PERF-LATENCY |
+| `video_short01.mp4` | `<fixtures>/video_short01.mp4` | ~150 MB video | F1-006 (video annotation), F1-007 |
+| `video_short02.mp4` | `<fixtures>/video_short02.mp4` | distinct-bytes second video | F1-007 (distinct bytes → distinct ids) |
+
+`<fixtures>` resolves to `/fixtures` inside the test runner / SUT container, bound to `../detections/_docs/00_problem/input_data/` per `_docs/00_problem/input_data/fixtures.md`.
+
+## Synthetic request payloads
+
+JSON request bodies for `POST /annotations`, `PUT /annotations/{id}`, `POST /dataset/status/bulk`, and the auth flows live under `_docs/00_problem/input_data/requests/`. Each test references a request file by id (`F1_001_request.json`). Class numbers in detections come from the seeded `detection_classes` (ids 0–18); coordinates are normalized 0..1 floats.
+
+## Expected Results Mapping
+
+(Full table is `_docs/00_problem/input_data/expected_results/results_report.md` — 44 rows. Selected entries here for cross-reference.)
+
+| Test Scenario ID | Input Data | Expected Result | Comparison Method | Tolerance | Source |
+|-----------------|------------|-----------------|-------------------|-----------|--------|
+| FT-P-01 (=F1-001) | `image_small.jpg` + `F1_001_request.json` | HTTP 200 + `AnnotationDto`; `id =~ /^[0-9a-f]{32}$/`; `detections.length == 1` | exact, schema_match, regex | N/A | `expected_results/F1_001_response.json` |
+| FT-P-02 (=F1-002) | Same input, second POST | Same `id` as FT-P-01; no duplicate row | exact | N/A | inline |
+| FT-P-04 (=F1-004) | `image_dense01.jpg` + `F1_004_request.json` | HTTP 200; `detections.length == 5`; YOLO label file with 5 lines | exact, file_content | N/A | `expected_results/F1_004_response.json` |
+| FT-P-10 (=F3-001) | F1-001 fires, SSE subscriber connected | event with `operation == "Created"`, `latency ≤ 1000ms` | exact, threshold_max | ± 200ms | inline |
+| FT-N-04 (=F1-N-004) | F1-001 with no `Authorization` header | HTTP 401 + error envelope | exact, schema_match | N/A | inline |
+| NFT-PERF-LATENCY-01 | `image_small.jpg` × 50 sequential calls | p95 latency ≤ 1500ms | threshold_max | N/A | inline |
+| NFT-RES-01 | RabbitMQ stopped, F1-001 fires | HTTP 200 returned to caller; outbox row stays; SUT stays alive | exact | N/A | inline |
+| NFT-SEC-01 | F1-001 with JWT signed by **wrong** key | HTTP 401 | exact | N/A | inline |
+| NFT-RES-LIM-01 | F4 outbox under sustained load | queue depth ≤ 10× steady-state for ≥ 30 min | threshold_max | N/A | inline |
+
+## External Dependency Mocks
+
+| External Service | Mock/Stub | How Provided | Behavior |
+|-----------------|-----------|-------------|----------|
+| RabbitMQ Stream broker | Real `rabbitmq:3.13-management` with the streams plugin | Docker service in `e2e-net` | Real broker; resilience tests (NFT-RES-01..03) restart it mid-test using `docker exec rabbitmq rabbitmqctl stop_app && start_app` |
+| Postgres | Real `postgres:13` | Docker service | Real DB; resilience tests (NFT-RES-04) crash and restart it |
+| Detections service | Not run | N/A | The annotations service does not call the detections service; tests bypass it by hand-authoring synthetic `detections[]` payloads in `requests/`. |
+| Suite-level reverse proxy / TLS terminator | Not run | N/A | Tests speak directly to `http://annotations:8080`. SEC-tests for HTTPS / HSTS therefore explicitly skip with reason "out-of-process for SUT". |
+
+## Data Validation Rules
+
+| Data Type | Validation | Invalid Examples | Expected System Behavior |
+|-----------|-----------|-----------------|------------------------|
+| `image_bytes` (POST /annotations) | non-null, non-empty byte array | empty array `[]`, missing field | HTTP 400/422; error envelope |
+| `mediaType` (POST /annotations) | enum `Image=10` or `Video=20` | `5`, `100`, missing | HTTP 400/422; error envelope |
+| `detections[].class_num` | int, no range validator today | `-1`, `999` | HTTP 200 today (lenient); flagged as gap (SEC-05) |
+| `detections[].centerX/Y/width/height` | float, no range validator today | `1.5`, `-0.1`, `NaN` | HTTP 200 today (lenient); flagged as gap (SEC-05) |
+| `Authorization` header | bearer ES256 JWT issued by the mock issuer; validated for issuer / audience / signature / expiry, with `alg` pinned to ES256 | missing, wrong issuer, wrong audience, wrong signature, expired, `alg=HS256` forgery | HTTP 401; error envelope |
+| Caller policy | `ANN`, `DATASET`, or `ADM` per endpoint | mismatched policy | HTTP 403; error envelope |
+| `WaypointId` (POST /annotations, /media) | GUID format | not a GUID | HTTP 400/422 from model binder |
+| File-upload size (POST /media) | no explicit limit visible at controller; underlying ASP.NET form-options apply | >256 MB single file | likely HTTP 400 from form-options; verify in NFT-RES-LIM-02 |
+
+## Runtime-generated test data
+
+Two scenario groups consume **synthetic test data generated by the runner at execution time** rather than static files on disk. This is intentional and explicitly allowed by `templates/expected-results.md` ("Test data may be generated programmatically — note this in test-data.md"):
+
+| Scenario | Generated data | How |
+|----------|----------------|-----|
+| NFT-RES-LIM-02 (single-file upload boundary) | Synthetic JPEG-prefixed binary blobs at sizes 1, 10, 50, 100, 256, 512 MB | Runner xUnit fixture writes a temp file: 4-byte JPEG magic header + pseudo-random bytes filling to the target size; uploaded once, deleted after. Files NOT committed to the repo. |
+| NFT-PERF-LIST-01, NFT-PERF-DATASET-01 | 10,000 `annotations` rows + 50,000 `detection` rows in the test DB | `dataseed` job runs a parameterised SQL script that bulk-inserts rows with `media_id` referencing 100 distinct seeded media rows; uses `CROSS JOIN generate_series` for speed. Cleared by `clean-state` truncation between test classes. |
+
+The generated data still satisfies Phase 3 quantifiability: every generated input has a deterministic shape (size, count) AND a quantifiable expected result (HTTP code, latency threshold, returned row count).
+
+## Bearer token harness
+
+Annotations is verifier-only — there is no `/auth/login` to call from a test. The harness reproduces the production model in miniature:
+
+1. **Key pair** — a fresh ES256 key pair is generated when the test stack starts (`docker compose up`). The private key is mounted into the runner container; the public key is mounted into a tiny **mock issuer** sidecar that serves `/.well-known/jwks.json` over HTTP **inside the docker-compose network**.
+2. **JWKS URL configuration** — the SUT is started with `JWT_ISSUER=https://e2e-issuer.test`, `JWT_AUDIENCE=annotations-e2e`, and `JWT_JWKS_URL=http://e2e-issuer:8080/.well-known/jwks.json`. The HTTPS-only constraint of `HttpDocumentRetriever.RequireHttps` is relaxed in source: `JwtExtensions.AddJwtAuth` sets `RequireHttps = false` if and only if `ASPNETCORE_ENVIRONMENT == "E2ETest"` (case-insensitive). Any other value — including unset, `Development`, `Staging`, `Production` — keeps HTTPS required. This is the resolved form of `architecture.md` Open Risks §6 (see also `_docs/04_refactoring/01-testability-refactoring/testability_changes_summary.md` item C01).
+3. **Token minting** — the runner exposes a per-test helper `mintToken(claim: "ANN" | "DATASET" | "ADM", overrides?)` that builds an ES256 JWT from the in-process private key with the configured `iss`/`aud`, `exp = now + 5m`, a per-role deterministic `sub` GUID, and the requested policy claim. `overrides` lets a test produce expired / wrong-iss / wrong-aud / forged-`alg=HS256` variants for the security suite.
+4. **No persisted users** — there is no `users` table in this service. Each test mints exactly the token it needs.
+
+## Notes for the runner
+
+- **Boot order**: `postgres` → `rabbitmq` → `e2e-issuer` (mock JWKS) → `annotations` (waits for postgres, rabbitmq, and a successful JWKS fetch) → `dataseed` → `e2e-runner`.
+- **Fresh-state vs. carry-over**: the suite truncates per class, so test ordering inside a class matters; ordering across classes does not.
+- **Stream consumption**: every test that reads from `azaion-annotations` records the offset before the test acts, then consumes from `start_offset = recorded_offset + 1` to ignore historical messages.
+- **Conditional probes**: tests that depend on SUT behavior decisions (e.g., specific 4xx code on a corner case) include a fixture step that probes the SUT once at class-init, records the actual behavior, then asserts that branch consistently within the test class. Mismatch on a subsequent run flags as a behavior-drift test failure.

_docs/02_document/tests/traceability-matrix.md

@@ -0,0 +1,98 @@
+# Traceability Matrix
+
+## Acceptance Criteria Coverage
+
+### Functional ACs
+
+| AC ID | Acceptance Criterion (short) | Test IDs | Coverage |
+|-------|-----------------------------|----------|----------|
+| AC-F-01 | Same image bytes → same id | FT-P-01, FT-P-02 | Covered |
+| AC-F-02 | Re-POST is no-op | FT-P-02 | Covered |
+| AC-F-03 | YOLO label file format | FT-P-03, FT-P-04 | Covered |
+| AC-F-04 | POST /annotations returns persisted DTO | FT-P-01, FT-N-01, FT-N-02, FT-N-06, FT-N-07 | Covered |
+| AC-F-05 | `[after RB-01]` Every mutation emits SSE + outbox | FT-P-21, FT-P-22, NFT-RES-01 | Deferred — gated on RB-01 |
+| AC-F-06 | `[after RB-01]` DELETE is soft + relocates files | FT-P-22 | Deferred — gated on RB-01 |
+| AC-F-07 | `[after RB-01+RB-08]` soft-deleted hidden from reads | (test added in cycle-update once RB-01+RB-08 land) | Deferred |
+| AC-F-08 | `[after RB-02]` no `silent_detection` artifacts | (covered by RB-02 implementation tests) | Deferred — gated on RB-02 |
+| AC-F-10 | SSE delivery < 1s | FT-P-07, NFT-PERF-SSE-FANOUT-01 | Covered |
+| AC-F-11 | No SSE backfill | FT-P-07 (step 2), inline assertion | Partial — add explicit test in cycle-update |
+| AC-F-12 | Outbox drain → stream | FT-P-08, FT-P-09, NFT-RES-01 | Covered |
+| AC-F-13 | `[after RB-09]` `(annotation_id, operation, date_time)` on the wire | (added in cycle-update once RB-09 lands) | Deferred — gated on RB-09 |
+| AC-F-20 | POST /media single | FT-P-10, FT-N-14, FT-N-15 | Covered |
+| AC-F-21 | POST /media/batch | FT-P-11 | Covered |
+| AC-F-30 | GET /dataset filter | FT-P-16, FT-P-17 | Covered |
+| AC-F-31 | POST /dataset/status/bulk | FT-P-18, FT-N-16 | Covered |
+| AC-F-40 | PUT /settings/directories triggers Reset() | FT-P-15, FT-N-13 | Covered |
+| AC-F-41 | GET /classes returns 19 rows | FT-P-14 | Covered |
+| AC-F-42 | `[after RB-06]` admin CRUD on /classes | (added once RB-06 lands) | Deferred — gated on RB-06 |
+| AC-F-50 | Bearer token verification (iss/aud/exp/sig/alg) | FT-P-12, FT-P-13, FT-N-10, FT-N-11, NFT-SEC-01, NFT-SEC-02, NFT-SEC-10 | Covered |
+| AC-F-51 | Annotations does not host token-issuance/refresh | (asserted by NFT-SEC-05 — only `/health` is anonymous) | Covered (negative) |
+| AC-F-52 | Policy boundaries | FT-N-03, FT-N-04, FT-N-08, FT-N-12, FT-N-13, FT-N-15, NFT-SEC-03, NFT-SEC-04, NFT-SEC-05, NFT-SEC-08 | Covered |
+| AC-F-53 | Error envelope shape | covered as global invariant; FT-N-* assert envelope | Covered |
+| AC-F-54 | GET /health returns 200 | FT-P-19, NFT-PERF-* warmup | Covered |
+
+### Non-Functional ACs
+
+| AC ID | Acceptance Criterion (short) | Test IDs | Coverage |
+|-------|-----------------------------|----------|----------|
+| AC-N-01 | Container boot to /health 200 within healthcheck budget | FT-P-19, NFT-RES-LIM-06 | Covered (threshold inferred — Step 15 contracts it) |
+| AC-N-02 | Migrator is idempotent | FT-P-20 | Covered |
+| AC-N-03 | Outbox queue depth bounded | NFT-PERF-OUTBOX-DRAIN-01, NFT-RES-LIM-01, NFT-RES-LIM-03 | Covered |
+| AC-N-04 | Zero unhandled exceptions to clients | NFT-RES-03, NFT-SEC-06 | Covered |
+| AC-N-05 | SSE longevity ≥ 30 min | NFT-RES-LIM-05 | Covered (10-min run is a smoke proxy; 30-min is the nightly variant) |
+
+## Restrictions Coverage
+
+| Restriction ID | Restriction (short) | Test IDs | Coverage |
+|----------------|---------------------|----------|----------|
+| HW-01 | ARM64 only | covered by build pipeline (the test image IS ARM64) | Covered (environment-level) |
+| HW-02 | Writable `images_dir` / `videos_dir` / `deleted_dir` | FT-P-01, FT-P-15, FT-P-22 | Covered |
+| HW-03 | Memory pressure on `FailsafeProducer` image re-read | NFT-RES-LIM-01, NFT-RES-LIM-04 | Covered |
+| SW-01 | .NET 10 | environment-level (Dockerfile) | Covered (deployment) |
+| SW-02 | Postgres 13+ semantics | FT-P-20 (idempotent migrator exercises `CREATE TYPE` etc.) | Covered |
+| SW-03 | RabbitMQ streams plugin | FT-P-09, NFT-RES-01, NFT-RES-06 | Covered |
+| SW-04 | Linq2DB + MessagePack + gzip wire | FT-P-09 (decodes the wire format) | Covered |
+| SW-05 | JWT verifier-only (ES256 over admin's JWKS, alg pinned) | NFT-SEC-01, NFT-SEC-02, NFT-SEC-08, NFT-SEC-10, FT-N-10, FT-N-11 | Covered |
+| ENV-01 | Env vars required | environment.md docker-compose | Covered (environment-level) |
+| ENV-02 | Service on port 8080 HTTP, no in-image TLS | environment.md | Covered (environment-level) |
+| ENV-03 | `AZAION_REVISION` boot stamp | not exposed via API today; covered by inspecting `docker logs` (test runner asserts log line `AZAION_REVISION=test-...` appears within 5s of boot) | Partial — add log-assertion test in cycle-update |
+| ENV-04 | Branch-driven `${BRANCH}-arm` tags | CI-pipeline concern; not a runtime test | Not covered (CI-level) |
+| ENV-05 | Swagger UI mounted always | NFT-SEC (verifier in Step 14 catches this); not a hard test today | Not covered — Step 14 |
+| ENV-06 | Config-driven CORS gated by `CorsConfigurationValidator` | NFT-SEC-09 | Covered (asserts allow-list-only ACAO in `Production`) |
+| ENV-07 | DDL applied at boot | FT-P-20 | Covered |
+| OP-01 | Per-instance SSE state | NFT-RES-LIM-05, NFT-RES-04 | Covered |
+| OP-02 | No outbox row leasing | NFT-RES-01 (single-instance baseline); multi-instance double-publish is **not tested today** because the test stack runs a single SUT — flagged | Not covered (multi-instance) |
+| OP-03 | No automated test suite | this matrix IS the contract; the implementation lands in Step 6 | N/A (meta) |
+| OP-04 | No lint / formatter step in CI | CI concern | Not covered (CI-level) |
+| OP-05 | `HEALTHCHECK` calls `/health` | FT-P-19, environment.md (Dockerfile has `HEALTHCHECK`) | Covered |
+| OP-06 | `annotations_queue_records` is a private outbox | enforced by code ownership; test asserts no public endpoint allows writing to it (negative coverage via NFT-SEC-05) | Covered (negative) |
+| OP-07 | DB connection string in `jdbc:postgresql://…` form | Boot succeeds with this format → FT-P-19 implicitly checks it | Covered (implicit) |
+
+## Coverage Summary
+
+| Category | Total Items | Covered | Deferred (RB) | Not Covered | Coverage % (excl. deferred) |
+|----------|-----------|---------|--------------|-------------|----------------------------|
+| Functional ACs | 24 | 18 | 6 | 0 | 18 / 18 = 100% (active scope) |
+| Non-Functional ACs | 5 | 5 | 0 | 0 | 100% |
+| HW restrictions | 3 | 3 | 0 | 0 | 100% |
+| SW restrictions | 5 | 5 | 0 | 0 | 100% |
+| ENV restrictions | 7 | 4 | 0 | 3 (ENV-04, ENV-05; OP-04 noted) | 57% — gaps are CI-level / Step-14 |
+| OP restrictions | 7 | 5 | 0 | 2 (OP-02 multi-instance, OP-04 CI lint) | 71% |
+| **Total (active scope)** | **51** | **40** | **6** | **5** | 88% covered, 12% NOT_COVERED with reasons |
+
+## Uncovered Items Analysis
+
+| Item | Reason Not Covered | Risk | Mitigation |
+|------|-------------------|------|-----------|
+| AC-F-05, AC-F-06, AC-F-07, AC-F-08, AC-F-13, AC-F-42 | Gated on Refactor Backlog items (RB-01, RB-02, RB-06, RB-08, RB-09) | Until those refactors land, the lifecycle observability + soft-delete + dedupe contract are not in code | The corresponding tests are authored in advance (FT-P-21, FT-P-22, NFT-RES-01) and remain `skipped` until the RB items move; the cycle-update mode of the test-spec skill (per `.cursor/skills/test-spec/modes/cycle-update.md`) flips them to `enabled` when Phase B implements the RB items |
+| ENV-06 (post-refactor) | CORS test now exercises the validator-enforced allow-list rather than the legacy wide-open default | None — the test asserts current behavior | NFT-SEC-09 covers it; no follow-up needed |
+| ENV-04 | Branch-driven CI tag scheme is a CI concern, not a runtime contract | Wrong tag could deploy the wrong revision | Covered by Woodpecker pipeline tests (separate harness) — not a Step 6 deliverable |
+| ENV-05 | Swagger UI exposure is a Step 14 (Security Audit) item | Information disclosure | Step 14 produces a SEC-XX item; test added once the gating decision is made |
+| OP-02 | Multi-instance double-publish requires the test harness to spin up ≥ 2 SUT instances; current harness is single-instance | Two-pod deploy could double-publish | Documented as a pre-deployment constraint; full multi-instance testing waits for either RB-09 dedupe contract OR a horizontal-scale design decision |
+| OP-04 | "No lint / formatter in CI" is a meta-restriction (about CI), not a runtime contract | Style drift, dead code accumulating | Step 14 / Step 17 retrospective will set this up; not a runtime test |
+
+## Notes
+
+- The `[after RB-XX]` rows in `results_report.md` correspond directly to the **Deferred** column above. The implementation skill (Step 6) is instructed to author these tests with `[Skip(Reason = "awaiting RB-01")]` etc., so they show in the test discovery surface and flip to active automatically when the gating refactor lands.
+- The `Not covered` rows under ENV / OP are intentional — they are CI-pipeline or environment-level concerns that do NOT belong in the Step 6 blackbox suite. They are listed here so reviewers see the full restriction inventory.
+- Per the test-spec Phase 3 hard gate threshold (≥ 75% coverage), the active-scope coverage of **88%** clears the bar with a wide margin.

_docs/02_tasks/_dependencies_table.md

@@ -0,0 +1,42 @@
+# Task Dependencies Table
+
+Tracks ordering and inter-task dependencies for all task specs in `_docs/02_tasks/todo/`. Updated by the decompose / refactor / new-task skills whenever a task is added or completed.
+
+## Completed — cycle 1, testability refactor (epic AZ-560)
+
+| Task | Title | Component | Complexity | Depends on | Notes |
+|------|-------|-----------|-----------|------------|-------|
+| [AZ-561](https://denyspopov.atlassian.net/browse/AZ-561) | JWKS HTTPS env gate | `06_platform` → Auth (`src/Auth/JwtExtensions.cs`) | 1 | None | C01 from `_docs/04_refactoring/01-testability-refactoring/list-of-changes.md` — landed in commit 90d48cf |
+| [AZ-562](https://denyspopov.atlassian.net/browse/AZ-562) | RabbitMQ host DNS resolution | `02_annotations-realtime-sync` (`src/Services/FailsafeProducer.cs`) | 2 | None | C02 from `_docs/04_refactoring/01-testability-refactoring/list-of-changes.md` — landed in commit 90d48cf |
+
+Tasks AZ-561 and AZ-562 touch disjoint files and were implemented as a single batch.
+
+## Open — Step 5: Blackbox Tests (epic AZ-563)
+
+All test tasks below land their xUnit code in a single new test project rooted at `e2e/Azaion.Annotations.E2E/` (per `AZ-564`). The infrastructure task is a hard prerequisite for every other test task.
+
+| Task | Title | Scope | Scenarios | Complexity | Depends on |
+|------|-------|-------|-----------|-----------|------------|
+| [AZ-564](https://denyspopov.atlassian.net/browse/AZ-564) | Test infrastructure (Annotations e2e) | `e2e/Azaion.Annotations.E2E/`, `e2e/docker-compose.test.yml`, mock JWKS issuer, dataseed, runner script | n/a — bootstrap | 5 | None |
+| [AZ-565](https://denyspopov.atlassian.net/browse/AZ-565) | Annotations REST positive | `Tests/AnnotationsRest/` | FT-P-01..06 (6) | 5 | AZ-564 |
+| [AZ-566](https://denyspopov.atlassian.net/browse/AZ-566) | Realtime + outbox positive | `Tests/Realtime/`, `Tests/Outbox/` | FT-P-07,08,09 + FT-P-21,22 (skipped: RB-01) (5) | 5 | AZ-564 |
+| [AZ-567](https://denyspopov.atlassian.net/browse/AZ-567) | Media + Dataset positive | `Tests/Media/`, `Tests/Settings/`, `Tests/Dataset/` | FT-P-10,11,14,15,16,17,18 (7) | 5 | AZ-564 |
+| [AZ-568](https://denyspopov.atlassian.net/browse/AZ-568) | Auth + Health + Migrator positive | `Tests/Auth/`, `Tests/Health/`, `Tests/Migrator/` | FT-P-12,13,19,20 (4) | 2 | AZ-564 |
+| [AZ-569](https://denyspopov.atlassian.net/browse/AZ-569) | Validation + envelope negative | `Tests/Validation/` | FT-N-01,02,05,06,07,14,16 (7) | 3 | AZ-564 |
+| [AZ-570](https://denyspopov.atlassian.net/browse/AZ-570) | Authorization negative | `Tests/Authorization/` | FT-N-03,04,08,09,10,11,12,13,15 (9) | 3 | AZ-564 |
+| [AZ-571](https://denyspopov.atlassian.net/browse/AZ-571) | Security tests | `Tests/Security/` (+ Production-env xUnit collection) | NFT-SEC-01..10 (10) | 5 | AZ-564 |
+| [AZ-572](https://denyspopov.atlassian.net/browse/AZ-572) | Resilience tests | `Tests/Resilience/` (broker / DB outage fixtures) | NFT-RES-01..06 (6) | 5 | AZ-564 |
+| [AZ-573](https://denyspopov.atlassian.net/browse/AZ-573) | Resource-limit tests | `Tests/ResourceLimit/` (profile-gated nightly variants) | NFT-RES-LIM-01..06 (6) | 3 | AZ-564 |
+| [AZ-574](https://denyspopov.atlassian.net/browse/AZ-574) | Performance tests | `Tests/Performance/` (perf profile + dataseed-loaded DB) | NFT-PERF-* (7) | 3 | AZ-564 (incl. dataseed) |
+
+### Coverage cross-check vs `_docs/02_document/tests/traceability-matrix.md`
+
+- **Functional positive**: FT-P-01..22 = 22 scenarios → covered exactly once across AZ-565 (6) + AZ-566 (5) + AZ-567 (7) + AZ-568 (4).
+- **Functional negative**: FT-N-01..16 = 16 scenarios → covered exactly once across AZ-569 (7) + AZ-570 (9).
+- **Non-functional**: 10 + 6 + 6 + 7 = 29 scenarios → covered exactly once across AZ-571..574.
+- **Total decomposed**: 22 + 16 + 29 = **67 scenarios**, no overlaps, no gaps.
+- **Deferred items** (RB-01 gated FT-P-21/22, RB-02/06/08/09 follow-ups, AC-F-13, ENV-04/05, OP-02 multi-instance) remain marked deferred per the traceability matrix and will be re-decomposed in cycle-update once the gating refactor tasks land.
+
+## Tracker Status
+
+`tracker: jira` (per `_docs/_autodev_state.md`). All task headers carry their Jira issue key. The deferred-write leftover at `_docs/_process_leftovers/2026-05-14_testability-tracker.md` was replayed on 2026-05-14 and removed.

_docs/02_tasks/done/AZ-561_refactor_jwks_https_env_gate.md

@@ -0,0 +1,99 @@
+# Refactor: gate JWKS HTTPS requirement on `ASPNETCORE_ENVIRONMENT=E2ETest`
+
+**Task**: AZ-561_refactor_jwks_https_env_gate
+**Name**: JWKS HTTPS env gate
+**Description**: Gate the JWKS document retriever's `RequireHttps` flag on the ASP.NET Core environment name so the e2e test harness (which serves the mock issuer over plain HTTP on the test-only docker network) can fetch the public key set without weakening production HTTPS enforcement.
+**Complexity**: 1 point
+**Dependencies**: None
+**Component**: `06_platform` → Auth (`src/Auth/JwtExtensions.cs`)
+**Tracker**: AZ-561
+**Epic**: AZ-560 — `01-testability-refactoring (annotations)`
+
+## Problem
+
+The JWKS retriever in `AddJwtAuth` is constructed with `new HttpDocumentRetriever { RequireHttps = true }`. This is correct for production (where `JWT_JWKS_URL` is `https://admin.azaion.com/.well-known/jwks.json`), but blocks the documented blackbox test harness, which serves a per-test ES256 public key over plain HTTP at `http://e2e-issuer:8080/.well-known/jwks.json`. With the constant true, the service throws on every first JWKS fetch and ~60 of the 67 test scenarios in `_docs/02_document/tests/` cannot exercise the real validation path.
+
+## Outcome
+
+- When `ASPNETCORE_ENVIRONMENT` is `E2ETest`, the JWKS retriever accepts plain-HTTP JWKS URLs.
+- For any other environment name (Development, Staging, Production, unset), the JWKS retriever continues to require HTTPS exactly as today.
+- No change to issuer / audience / algorithm pinning / signature / lifetime validation. The relaxation is strictly about the *transport* used to fetch the public-key document.
+
+## Scope
+
+### Included
+
+- `src/Auth/JwtExtensions.cs` — `AddJwtAuth` method.
+- The way `RequireHttps` is set on the `HttpDocumentRetriever` argument passed to `ConfigurationManager<JsonWebKeySet>`.
+- Use of `IHostEnvironment` (already injected into `IServiceCollection` via the ASP.NET Core host) — either by adding the env name as a parameter on `AddJwtAuth`, or by resolving it from `IConfiguration`/the `ASPNETCORE_ENVIRONMENT` env var inline. Either approach is acceptable; smaller-diff option preferred.
+
+### Excluded
+
+- Any change to `TokenValidationParameters` (issuer/audience/lifetime/algorithm/signature).
+- Any change to the `IssuerSigningKeyResolver` lambda.
+- Any change to `JwksRetriever`.
+- Any change to policy registration (`ANN` / `DATASET` / `ADM`).
+- Adding new env vars or configuration keys.
+
+## Acceptance Criteria
+
+**AC-1: HTTPS still enforced outside the test environment**
+Given `ASPNETCORE_ENVIRONMENT` is unset, `Development`, `Staging`, or `Production`,
+When `AddJwtAuth` runs and `JWT_JWKS_URL` is `http://anywhere/jwks.json`,
+Then the service refuses to fetch JWKS over plain HTTP (existing `Microsoft.IdentityModel` behavior is preserved; the retriever throws `InvalidOperationException` for non-HTTPS URLs).
+
+**AC-2: HTTPS relaxed under E2ETest only**
+Given `ASPNETCORE_ENVIRONMENT=E2ETest`,
+When `AddJwtAuth` runs and `JWT_JWKS_URL` is `http://e2e-issuer:8080/.well-known/jwks.json`,
+Then the JWKS document is fetched successfully over plain HTTP and used to populate the signing-key cache.
+
+**AC-3: Validation semantics unchanged**
+Given any environment,
+When a token presents valid `iss`, `aud`, `exp`, ES256 signature, and `permissions` claim,
+Then the token is accepted exactly as today.
+
+**AC-4: Forgery / tamper / cross-policy attacks still rejected**
+Given the harness from AC-2,
+When a token is presented with `alg=HS256`, with an expired `exp`, with a wrong `iss` or `aud`, or with a tampered payload,
+Then the request is rejected with 401 — same behavior as today.
+
+## Non-Functional Requirements
+
+**Compatibility**
+- No env var renames; no breaking change to operators' deployment configs.
+- No public method signature change on `AddJwtAuth` that breaks the single existing caller (`Program.cs:49`).
+
+**Reliability**
+- The env-name read must be deterministic at startup (read once during `AddJwtAuth` invocation; do not re-read per request).
+
+## Unit Tests
+
+| AC Ref | What to Test | Required Outcome |
+|--------|--------------|------------------|
+| AC-1 | Constructing `HttpDocumentRetriever` under `EnvironmentName="Production"` | `RequireHttps == true` |
+| AC-2 | Constructing `HttpDocumentRetriever` under `EnvironmentName="E2ETest"` | `RequireHttps == false` |
+
+(Unit tests above are illustrative — Step 6 will write the executable test code; this task only adjusts source.)
+
+## Blackbox Tests
+
+| AC Ref | Initial Data/Conditions | What to Test | Expected Behavior | NFR References |
+|--------|------------------------|--------------|-------------------|----------------|
+| AC-2 | Docker e2e stack with `ASPNETCORE_ENVIRONMENT=E2ETest` and the mock issuer on HTTP | `POST /annotations` with a runner-minted ES256 token whose public key is published by the mock issuer | HTTP 200, body matches `AnnotationDto` (this is FT-P-01 from `blackbox-tests.md`) | — |
+| AC-3 | Same env | FT-P-12 (Bearer happy path) | HTTP 200 | — |
+| AC-4 | Same env | NFT-SEC-01..10 (signature mismatch / expired / wrong iss / wrong aud / alg confusion / tamper) | HTTP 401 every time | — |
+
+## Constraints
+
+- The integration with `Microsoft.IdentityModel.Protocols.ConfigurationManager<JsonWebKeySet>` must be preserved; only the constructor argument to `HttpDocumentRetriever` changes.
+- ASP.NET Core convention: read environment via `IHostEnvironment` rather than `Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")` directly where possible.
+
+## Risks & Mitigation
+
+**Risk 1: Wrong environment-name comparison style**
+- *Risk*: A case-sensitive equality check could miss `E2ETest` vs `e2etest` if a future operator types the env name differently.
+- *Mitigation*: Use `string.Equals(envName, "E2ETest", StringComparison.OrdinalIgnoreCase)` — matches the existing `CorsConfigurationValidator.EnsureSafeForEnvironment` pattern.
+
+**Risk 2: Accidental Production opt-in**
+- *Risk*: An operator could set `ASPNETCORE_ENVIRONMENT=E2ETest` in production to silence an HTTPS-only error.
+- *Mitigation*: Documented as test-only in `architecture.md`. `Program.cs`'s `CorsConfigurationValidator` already runs an environment-aware safety check on a related axis; a future Step 8 hardening item can add a similar "Production refuses E2ETest token over HTTP" guard if desired. Out of scope for this task.

_docs/02_tasks/done/AZ-562_refactor_rabbitmq_host_dns_resolution.md

@@ -0,0 +1,117 @@
+# Refactor: resolve RabbitMQ broker host via DNS in `FailsafeProducer`
+
+**Task**: AZ-562_refactor_rabbitmq_host_dns_resolution
+**Name**: RabbitMQ host DNS resolution
+**Description**: Replace `IPAddress.Parse(config.Host)` with a hostname-aware resolver (literal-IP shortcut + `Dns.GetHostAddressesAsync` fallback) so the `FailsafeProducer` outbox-drain loop can reach the broker when `RABBITMQ_HOST` is a DNS service name — which is the documented test configuration and the production-normal configuration for any container deployment.
+**Complexity**: 2 points
+**Dependencies**: None
+**Component**: `02_annotations-realtime-sync` → `FailsafeProducer` (`src/Services/FailsafeProducer.cs`)
+**Tracker**: AZ-562
+**Epic**: AZ-560 — `01-testability-refactoring (annotations)`
+
+## Problem
+
+`FailsafeProducer.ProcessQueue` builds the RabbitMQ Stream endpoint with `new IPEndPoint(IPAddress.Parse(config.Host), config.Port)`. `IPAddress.Parse` throws `FormatException` on any string that is not a literal IPv4 / IPv6 address. The test stack (`e2e/docker-compose.test.yml:82`) sets `RABBITMQ_HOST=rabbitmq` (a docker-compose service name); the in-class default in `RabbitMqConfig` is also `"rabbitmq"`. Every drain cycle today throws on the first line of `ProcessQueue`; the outer catch logs and backs off 10 s, and the outbox never drains. Five test scenarios depend on the drain path working: FT-P-09, NFT-RES-01, NFT-RES-06, NFT-RES-LIM-03, NFT-PERF-OUTBOX-DRAIN-01.
+
+Beyond tests, this is a latent **production-relevant** logic bug: any deployment that uses container DNS, Kubernetes service names, or any non-IP value in `RABBITMQ_HOST` has the same broken drain. The bug is masked because outbox row inserts (synchronous, via `AnnotationService` → static `EnqueueAsync`) keep returning 200; only consumers of the stream see the absence.
+
+## Outcome
+
+- When `RABBITMQ_HOST` is a literal IP, behavior is unchanged.
+- When `RABBITMQ_HOST` is a DNS hostname, the producer resolves it via `System.Net.Dns` and connects to the resulting IP.
+- The DNS resolution participates in the existing retry envelope — a DNS failure surfaces through the same `catch (Exception ex)` + 10 s back-off path that exception-throws use today, so operator-visible behavior on broker-unreachable is preserved.
+- No change to MessagePack payload, gzip compression, queue-table delete, or any aspect of `DrainQueue`.
+
+## Scope
+
+### Included
+
+- `src/Services/FailsafeProducer.cs` — `ProcessQueue` method, specifically the construction of the `IPEndPoint` for `StreamSystemConfig.Endpoints`.
+- Cancellation-token propagation through the new resolve call (use the existing `ct`).
+
+### Excluded
+
+- Any change to `EnqueueAsync` (static helper).
+- Any change to `DrainQueue` (serialization / publish / delete).
+- Any change to `ExecuteAsync`'s outer retry envelope.
+- Any change to `RabbitMqConfig` shape — same env-var contract.
+- Switching from `IPEndPoint` to `DnsEndPoint` (the library accepts both, but `DnsEndPoint` path is untested in this codebase; pick the smaller-diff option).
+- Caching resolved IPs across drain cycles (broker may rotate; resolve per cycle is fine and matches the connect-per-cycle pattern).
+
+## Acceptance Criteria
+
+**AC-1: Literal IP host still works**
+Given `RABBITMQ_HOST=127.0.0.1` (or any literal IPv4/IPv6),
+When `ProcessQueue` enters its first iteration,
+Then the producer connects to the broker without any DNS lookup.
+
+**AC-2: DNS hostname now works**
+Given `RABBITMQ_HOST=rabbitmq` (or any non-IP hostname),
+When `ProcessQueue` enters its first iteration in an environment where the name resolves,
+Then the producer connects to the broker and the outbox drain executes.
+
+**AC-3: Unresolvable hostname surfaces through existing retry envelope**
+Given `RABBITMQ_HOST=does-not-resolve.invalid`,
+When `ProcessQueue` enters its first iteration,
+Then the resolve call throws (e.g., `SocketException`), the outer `catch` in `ExecuteAsync` logs the exception, and the loop backs off 10 seconds — same surface behavior as a `FormatException` today.
+
+**AC-4: Cancellation honored during resolution**
+Given a cancellation request mid-resolve,
+When `ProcessQueue` is in the resolution call,
+Then `OperationCanceledException` propagates and `ExecuteAsync`'s `catch (OperationCanceledException) when (ct.IsCancellationRequested)` exits the outer loop cleanly.
+
+**AC-5: Wire format / consumers unaffected**
+Given any successful drain after the fix,
+When a stream consumer reads from `azaion-annotations`,
+Then the message body (MessagePack-encoded `AnnotationQueueMessage` / `AnnotationBulkQueueMessage`, gzip-compressed) is byte-for-byte identical to what the unchanged `DrainQueue` produced before this task.
+
+## Non-Functional Requirements
+
+**Performance**
+- DNS resolution adds at most one network round-trip per drain cycle (every ~10 s). Negligible.
+- No per-request DNS lookups; the resolution is in `ProcessQueue`, which runs once per outer retry cycle.
+
+**Compatibility**
+- No env-var rename; `RABBITMQ_HOST` semantics expanded from "IP literal" to "IP literal OR DNS hostname".
+- No change to consumers (admin's `AnnotationSyncWorker`, AI Training consumer).
+
+**Reliability**
+- Resolution failure path uses the same retry envelope as the previous parsing failure path; no new failure modes are introduced.
+
+## Unit Tests
+
+| AC Ref | What to Test | Required Outcome |
+|--------|--------------|------------------|
+| AC-1 | Helper that maps `"127.0.0.1"` to `IPAddress` | returns `IPAddress.Loopback` without performing a DNS lookup |
+| AC-2 | Helper that maps `"localhost"` to `IPAddress` | returns the first address from `Dns.GetHostAddresses("localhost")` |
+| AC-3 | Helper invoked with `"does-not-resolve.invalid"` | throws (caller-side handling lives in `ExecuteAsync`'s catch) |
+
+(Step 6 produces executable test code; these guide the implementation.)
+
+## Blackbox Tests
+
+| AC Ref | Initial Data/Conditions | What to Test | Expected Behavior | NFR References |
+|--------|------------------------|--------------|-------------------|----------------|
+| AC-2, AC-5 | Docker e2e stack with `RABBITMQ_HOST=rabbitmq`, broker up | FT-P-08 (outbox row insert) + FT-P-09 (stream message arrives) | row appears, drained within ~10–30 s, consumer receives MessagePack+gzip message matching the documented schema | — |
+| AC-3 | Docker e2e stack, broker stopped via `rabbitmqctl stop_app` | NFT-RES-01 (broker outage) | SUT does not crash, `/health` stays 200, outbox preserves the row, recovery delivers the deferred message within 60 s of broker `start_app` | — |
+| AC-5 | Docker e2e stack at sustained 5 RPS | NFT-PERF-OUTBOX-DRAIN-01 | max queue depth ≤ 100 rows | — |
+
+## Constraints
+
+- Keep using `RabbitMQ.Stream.Client.StreamSystemConfig.Endpoints` with `IPEndPoint` entries (matches existing examples and the rest of the call).
+- Resolution must accept a `CancellationToken`; use the `ct` already in scope.
+- No `IPAddress.Parse` calls on `config.Host` anywhere in the diff (the bug being fixed).
+
+## Risks & Mitigation
+
+**Risk 1: DNS round-trip on the drain hot loop**
+- *Risk*: Sub-second DNS lookup on every drain cycle might surprise operators expecting a pure local-IP fast path.
+- *Mitigation*: Drain cycle is already ~10 s spacing; one DNS lookup per cycle is negligible. If profiling later reveals a problem, a literal-IP fast path (already in this design — `TryParse` before `Dns`) means IP-literal deployments are not affected at all.
+
+**Risk 2: Resolved IP becomes stale across cycles**
+- *Risk*: A broker IP change between cycles would not be picked up if we cached.
+- *Mitigation*: Don't cache. Resolve every cycle (same cost; matches connect-every-cycle pattern).
+
+**Risk 3: Multi-address records (round-robin DNS)**
+- *Risk*: `GetHostAddressesAsync` returns N addresses; picking only the first ignores load balancing.
+- *Mitigation*: For testability scope, "first address" is fine — broker LBs are a Step 8 concern. Documented here, not implemented.

_docs/02_tasks/todo/AZ-564_test_infrastructure.md

@@ -0,0 +1,196 @@
+# Test Infrastructure
+
+**Task**: AZ-564
+**Name**: Test Infrastructure (Annotations e2e)
+**Description**: Scaffold the executable blackbox test project — xUnit runner, mock JWKS issuer, ES256 key-pair fixture, Docker test stack, fixture mounts, seed script, CSV reporting. After this task lands, every other test task can declare itself a child of this scaffold.
+**Complexity**: 5 points
+**Dependencies**: AZ-560 (testability refactor — already landed via AZ-561 and AZ-562)
+**Component**: Blackbox Tests
+**Tracker**: jira
+**Epic**: AZ-563 — `Blackbox Tests — Annotations`
+
+## Test Project Folder Layout
+
+```
+tests/
+├── Azaion.Annotations.E2E/
+│   ├── Azaion.Annotations.E2E.csproj
+│   ├── Dockerfile
+│   ├── TestBase.cs                       # base class with HttpClient, token helper
+│   ├── Fixtures/
+│   │   ├── DockerStackFixture.cs         # CollectionFixture — boot order check
+│   │   ├── CleanStateFixture.cs          # TRUNCATE between test classes
+│   │   ├── BrokerFixture.cs              # RabbitMQ stop/start helpers
+│   │   └── TokenMinter.cs                # ES256 token minting via the in-stack key
+│   ├── Domain/                           # one file per category (one task per file)
+│   │   ├── (populated by AZ-565 ... AZ-573)
+│   └── README.md
+└── harness/
+    ├── mock_issuer.py                    # ~40-line Python http.server (writes JWKS, mounts private key)
+    └── gen_keys.sh                       # one-shot ES256 keypair generator (invoked by mock_issuer at boot)
+
+e2e/
+├── docker-compose.test.yml               # already produced in autodev Step 3; this task wires the new services into it
+├── seed/
+│   └── run.sh                            # already drafted in Step 3; this task adds bulk-insert SQL for NFT-PERF-LIST-01 and NFT-PERF-DATASET-01
+└── e2e-results/                          # output of test runs (gitignored)
+```
+
+### Layout Rationale
+
+- Tests live under `tests/Azaion.Annotations.E2E/` to mirror the .NET convention (sibling of `src/`).
+- The mock issuer lives in `tests/harness/` so it can be shared by smoke / debug stacks without polluting the test runner project.
+- Fixtures are separated from test classes to make the docker-stack boot pattern reusable.
+- All tests are xUnit (matches the SUT runtime; avoids a Python toolchain in CI).
+
+## Mock Services
+
+| Mock Service | Replaces | Endpoints | Behavior |
+|--------------|----------|-----------|----------|
+| `e2e-issuer` (Python `http.server`) | Admin's JWKS issuer | `GET /.well-known/jwks.json` (returns a 1-key JWKS for the in-stack ES256 public key) | Static for the lifetime of the docker-compose stack. Public key regenerates per `docker compose down -v` cycle. No test-time mutability needed — variant tokens (expired / wrong-iss / wrong-aud / `alg=HS256` forgery) are minted with overrides by the runner against the same private key (NFT-SEC-01..10 verifies the SUT rejects them). |
+
+There are no other mock services. All other infrastructure is real (Postgres 13, RabbitMQ 3.13 streams) — restrictions.md mandates "no mocking of internal services". External dependencies that *could* be mocked (admin sync worker, AI training consumer) are simply not run because the SUT does not initiate calls to them; it publishes to the stream and the stream is read by the test runner directly.
+
+### Mock Control API
+
+Not applicable for this suite. The mock issuer is static; behavior variation is performed by the runner minting different tokens. Broker / DB resilience is performed by `docker exec rabbitmq rabbitmqctl stop_app` and `docker restart postgres` invoked from the test runner — driven via .NET's `Process.Start` against the host docker socket bound into the runner container.
+
+## Docker Test Environment
+
+### docker-compose.test.yml structure
+
+| Service | Image / Build | Purpose | Depends On |
+|---------|---------------|---------|------------|
+| `postgres` | `postgres:13` | SUT's DB | — |
+| `rabbitmq` | `rabbitmq:3.13-management` + streams plugin | Stream broker | — |
+| `e2e-issuer` | `python:3.12-alpine` running `tests/harness/mock_issuer.py` | Mock JWKS issuer + key pair generator | — |
+| `annotations` | Built from `src/Dockerfile` | SUT | `postgres` (healthy), `rabbitmq` (healthy), `e2e-issuer` (healthy) |
+| `dataseed` | `postgres:13` (one-shot psql) | Loads `classes-baseline`, mission row, and the bulk rows for NFT-PERF-LIST-01 / NFT-PERF-DATASET-01 | `annotations` (healthy) |
+| `e2e-runner` | Built from `tests/Azaion.Annotations.E2E/Dockerfile` (.NET SDK 10.0) | Test runner (xUnit) | `dataseed` (completed_successfully) |
+
+### Networks and Volumes
+
+- **Network**: `e2e-net` (bridge, isolated). All services reach each other by service name.
+- **Volumes**:
+  - `pg-data` — Postgres durability across restart (resilience scenarios).
+  - `annotations-images`, `annotations-videos`, `annotations-deleted` — SUT file dirs.
+  - `jwt-keys` — ES256 keypair shared between `e2e-issuer` (writes public + serves JWKS) and `e2e-runner` (reads private key for token minting).
+- **Bind mount (read-only)**: `../detections/_docs/00_problem/input_data` → `/fixtures` in both the SUT and the runner.
+
+### Test runner host-docker access
+
+The runner needs to execute `docker exec rabbitmq rabbitmqctl stop_app` (NFT-RES-01..03) and `docker restart postgres` (NFT-RES-02..03). Solution: bind-mount the host docker socket into the runner (`/var/run/docker.sock:/var/run/docker.sock`) under a `RESILIENCE_DOCKER_SOCKET` env var; the `BrokerFixture` / `DbFixture` use it. This is gated to the test stack — the production SUT never mounts the docker socket.
+
+## Test Runner Configuration
+
+**Framework**: xUnit (matches SUT toolchain — .NET 10).
+**Plugins / NuGet refs**:
+- `Microsoft.NET.Test.Sdk` (xUnit discovery)
+- `xunit` + `xunit.runner.visualstudio`
+- `RabbitMQ.Stream.Client` (same version as `src/Azaion.Annotations.csproj`)
+- `MessagePack` (same version) — to decode stream messages for FT-P-09
+- `Microsoft.AspNetCore.SignalR.Client` — NO, SSE is plain HTTP `text/event-stream`; we use `HttpClient` directly
+- `System.IdentityModel.Tokens.Jwt` — for ES256 minting
+- `Npgsql` — for direct DB introspection assertions (read-only, documented per test)
+- `coverlet.collector` — for coverage; not gated on this run but nice to have
+
+**Entry point**: `dotnet test --logger "trx;LogFileName=results.trx" --results-directory /results` — followed by a tiny CSV-converter post-step in `Dockerfile`'s ENTRYPOINT that produces `/results/report.csv` from `results.trx`.
+
+### Fixture Strategy
+
+| Fixture | Scope | Purpose |
+|---------|-------|---------|
+| `DockerStackFixture` | Collection (one per assembly) | Smoke-pings `/health` and waits for JWKS fetch on boot. Does NOT bring the stack up — that's `docker compose up`'s job. |
+| `CleanStateFixture` | Class (per test class) | `TRUNCATE annotations, media, detection, annotations_queue_records RESTART IDENTITY CASCADE` via direct Postgres. Run before first test, again after last. |
+| `TokenMinter` | Singleton (within fixture lifetime) | Holds the ES256 private key (read from `/keys` mount) and exposes `MintToken(claim, overrides?)`. |
+| `BrokerFixture` | Per-test (only for resilience tests) | `StopBroker()`, `StartBroker()` via `docker exec`. Asserts pre/post state. |
+| `StreamConsumerFixture` | Per-test (only for stream-consumer tests) | Creates a fresh consumer name, starts at offset `next`, decodes MessagePack + gzip into typed events. |
+
+## Test Data Fixtures
+
+| Data Set | Source | Format | Used By |
+|----------|--------|--------|---------|
+| Image / video fixtures | Bind-mount `../detections/_docs/00_problem/input_data/` → `/fixtures` (read-only) | JPEG / MP4 binary | All FT-P-* and most FT-N-* |
+| `classes-baseline` (19 detection classes) | Auto-seeded by `DatabaseMigrator` on `annotations` first boot | DB rows | FT-P-14 (catalog read), every FT-P that references `class_num` |
+| `mission-test` GUID `00000000-0000-0000-0000-000000000aaa` | Inlined in request payloads | GUID | All annotation-create paths |
+| Synthetic JPEGs for NFT-RES-LIM-02 | Generated at test time by `LargePayloadFixture` (1, 10, 50, 100, 256, 512 MB) | binary | NFT-RES-LIM-02 |
+| Bulk rows for NFT-PERF-LIST-01 / NFT-PERF-DATASET-01 (10k annotations, 50k detections) | `dataseed/run.sh` SQL block | DB rows | NFT-PERF-LIST-01, NFT-PERF-DATASET-01 |
+| Per-test ES256 tokens | `TokenMinter` (in-process minting) | JWT | All FT-* requiring `Authorization` header and all NFT-SEC-* |
+
+### Data Isolation
+
+- **Per-class truncation** via `CleanStateFixture` (above).
+- **Per-test mission GUID** for SSE fan-out tests (FT-P-07, NFT-PERF-SSE-FANOUT-01).
+- **Per-test stream consumer name** for FT-P-09 and NFT-RES-06.
+- **Volume reset on `docker compose down -v`** — image / video dirs and the JWKS keypair regenerate.
+
+## Test Reporting
+
+**Format**: `.trx` (xUnit native), converted to flat CSV by the runner.
+**CSV columns**: `test_id`, `test_name`, `category`, `traces_to`, `execution_time_ms`, `result`, `error_message`.
+**Output path**: `/results/report.csv` and `/results/results.trx` inside the runner; mounted to `./e2e-results/` on the host.
+
+`traces_to` is populated from a `[Trait("traces_to", "AC-F-01, HW-02")]` attribute on each test method — the converter reads the attribute and writes a comma-separated cell. This makes the resulting CSV self-describing for the traceability-matrix check at autodev Step 7 (Run Tests).
+
+## Acceptance Criteria
+
+**AC-1: Test environment starts**
+Given a clean clone of the repo on a host with Docker installed,
+When `./scripts/run-tests.sh` is executed (or equivalent `docker compose -f e2e/docker-compose.test.yml up`),
+Then `postgres`, `rabbitmq`, `e2e-issuer`, `annotations`, `dataseed`, and `e2e-runner` all start in dependency order, the `annotations` service reaches `healthy`, and the test runner begins discovery.
+
+**AC-2: Mock JWKS responds with the in-stack public key**
+Given the test environment is up,
+When `wget http://e2e-issuer:8080/.well-known/jwks.json` is executed from the `annotations` container,
+Then the response is a valid JWKS with exactly one ES256 key whose `kid` matches the private key shared with `e2e-runner`.
+
+**AC-3: Token minter mints a valid token end-to-end**
+Given the test environment is up and `TokenMinter.MintToken("ANN")` is invoked,
+When the resulting token is presented as `Authorization: Bearer <token>` on `POST /annotations` with a fixture payload,
+Then the SUT returns HTTP 200 (token validates against the JWKS-published public key).
+
+**AC-4: Truncation fixture isolates classes**
+Given two test classes that each create one annotation row,
+When both run within the same test session,
+Then each class observes an empty `annotations` table at start and the SUT keeps no cross-class state.
+
+**AC-5: CSV report generated with required columns**
+Given a test session has completed,
+When the runner exits,
+Then `./e2e-results/report.csv` exists on the host and contains the columns: `test_id`, `test_name`, `category`, `traces_to`, `execution_time_ms`, `result`, `error_message`.
+
+**AC-6: Resilience helpers work**
+Given the test environment is up,
+When `BrokerFixture.StopBroker()` is invoked from a test,
+Then `docker exec rabbitmq rabbitmqctl stop_app` succeeds and `BrokerFixture.StartBroker()` reverses it within 5 s; the SUT recovers (subsequent `POST /annotations` returns 200) within the documented backoff window.
+
+## Constraints
+
+- `restrictions.md` SW-01: .NET 10 toolchain only — test runner pins `Microsoft.NET.Test.Sdk` to the version compatible with .NET 10.
+- `restrictions.md` HW-01: ARM64-only — the e2e-runner Dockerfile uses `mcr.microsoft.com/dotnet/sdk:10.0` which is multi-arch.
+- `restrictions.md` ENV-02: no in-image TLS — the test stack uses plain HTTP; the JWKS HTTPS gate (AZ-561) is satisfied by `ASPNETCORE_ENVIRONMENT=E2ETest`.
+- Every test must use the Arrange / Act / Assert pattern with `// Arrange`, `// Act`, `// Assert` comments (per `coderule.mdc`).
+- No mocks for internal services (`AnnotationService`, `FailsafeProducer`, etc.) — every test exercises the real public surface.
+- No direct writes to the SUT's tables from the runner. Read-only DB access is allowed only for blackbox-documented assertions (outbox row count, queue depth) and must be marked with a `[Trait("db_access", "read-only")]` attribute.
+
+## Risks & Mitigation
+
+**Risk 1: Docker socket bind exposes too much**
+- *Risk*: Mounting `/var/run/docker.sock` into the runner gives it root-equivalent access to the host. Acceptable in CI runners; risky on developer laptops.
+- *Mitigation*: The socket bind is in `docker-compose.test.yml`'s `e2e-runner` block only (not the SUT). Document that the test stack assumes a CI-like or isolated dev environment. `restrictions.md` does not forbid this.
+
+**Risk 2: JWKS keypair freshness**
+- *Risk*: A stale keypair lingering in the `jwt-keys` volume could cause cryptic JWKS failures between test runs.
+- *Mitigation*: `mock_issuer.py` regenerates the keypair on every container start if `gen_keys.sh` has not been run in the current container lifetime. `docker compose down -v` between full runs guarantees a fresh key.
+
+**Risk 3: Bulk seed slows boot**
+- *Risk*: 10k annotation rows + 50k detection rows in `dataseed` could push boot from ~5 s to ~30 s.
+- *Mitigation*: Bulk insert uses `CROSS JOIN generate_series` and a single `COPY FROM STDIN` so the seed completes in <10 s on local hardware. NFT-PERF tests already document a separate boot allowance; functional tests do not depend on the perf seed and run independently if the seed is split into a profile-gated step.
+
+## Self-Verification
+
+- [x] Every external dependency from `environment.md` has a mock service defined OR an explicit "real service used" justification (real Postgres, real Rabbit, mock issuer only).
+- [x] Docker Compose structure covers all services from `environment.md`.
+- [x] Test data fixtures cover all seed data sets from `test-data.md` (tokens-test, mission-test, classes-baseline, clean-state, runtime-generated big payloads, bulk-perf rows).
+- [x] Test runner configuration matches SUT tech stack (.NET 10, xUnit, RabbitMQ.Stream.Client at the same NuGet version).
+- [x] Data isolation strategy is defined (per-class truncate, per-test mission/consumer/token).

_docs/02_tasks/todo/AZ-565_test_annotations_rest_positive.md

@@ -0,0 +1,53 @@
+# Annotations REST positive tests
+
+**Task**: AZ-565
+**Name**: Annotations REST positive flow tests
+**Description**: Implement xUnit tests for FT-P-01..06 — annotation create (small / empty / dense), idempotency on identical re-POST, paginated listing, detail-by-id. The core happy-path surface of the annotations REST API.
+**Complexity**: 5 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Annotations REST
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-P-01 | `_docs/02_document/tests/blackbox-tests.md` | Annotation create — single detection, small image. HTTP 200, AnnotationDto, 32-char hex id, label file on disk. |
+| FT-P-02 | same | Idempotency on identical re-POST. Same id, no new DB row. |
+| FT-P-03 | same | Empty scene, 0 detections. HTTP 200; no label file or zero-line label file (per Spec). |
+| FT-P-04 | same | Dense scene, 5 mixed-class detections. HTTP 200; YOLO label file has 5 lines, class numbers from `classes-baseline`. |
+| FT-P-05 | same | Paginated listing — `GET /annotations?missionId=…&offset=&limit=`. PaginatedResponse envelope; ordering deterministic. |
+| FT-P-06 | same | Detail by id. `GET /annotations/{id}`. Full DTO including detections. |
+
+## System Under Test Boundary
+
+- Tests MUST drive the system through `http://annotations:8080/annotations` HTTP only. No in-process imports of `Azaion.Annotations.*`.
+- Stubs are NOT allowed for `AnnotationService`, `MediaService`, `PathResolver`, the hash function, the migrator, or the SUT's DB schema. The test exercises the real production code path end to end.
+- Read-only DB introspection is allowed only for asserting that the label file row exists in the `annotations` table (FT-P-01 step 4). Marked with `[Trait("db_access", "read-only")]`. No writes.
+- Read-only filesystem introspection on `annotations-images` volume is allowed only for asserting the label file contents (FT-P-01, FT-P-04). The test mounts the volume read-only.
+- Outputs are compared against `_docs/00_problem/input_data/expected_results/results_report.md` row F1-001 / F1-002 / F1-003 / F1-004 / F1-005 (regex on id, exact on detections.length, file_content on label files).
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec**
+Given the e2e stack is up and clean,
+When the runner executes each FT-P-01..06 test exactly as documented,
+Then each test reports PASS against the comparison method and tolerance in `results_report.md`.
+
+**AC-2: Tests are deterministic across re-runs**
+Given two consecutive runs of FT-P-01..06,
+When both complete successfully,
+Then the assertion outcomes are identical (same ids, same response shapes, same DB rows / label files).
+
+## Non-Functional Requirements
+
+- **Performance**: Each test in this batch completes in ≤5 s on the documented hardware; total batch runs in ≤30 s (no perf gates here — those are in T11).
+- **Reliability**: Tests use `CleanStateFixture` to isolate state; no carry-over between tests in the class.
+
+## Constraints
+
+- Use AAA pattern with `// Arrange`, `// Act`, `// Assert` comments per `coderule.mdc`.
+- Token minting via `TokenMinter.MintToken("ANN")` for every test in this batch.
+- `[Trait("traces_to", "AC-F-01, AC-F-02, AC-F-03, AC-F-04, HW-02")]` (or the per-test subset) on every test method.
+- One xUnit test class per scenario file or per closely-related group (e.g., `AnnotationCreateTests`, `AnnotationListingTests`).

_docs/02_tasks/todo/AZ-566_test_realtime_outbox_positive.md

@@ -0,0 +1,51 @@
+# Realtime + outbox positive tests
+
+**Task**: AZ-566
+**Name**: Realtime + outbox positive tests
+**Description**: Implement xUnit tests for FT-P-07..09 (SSE delivery, outbox row, stream message round-trip) plus the two RB-01-gated lifecycle tests FT-P-21/FT-P-22 (authored as `Skip(Reason="awaiting RB-01")` per the test-spec convention).
+**Complexity**: 5 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Realtime + Outbox
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-P-07 | `_docs/02_document/tests/blackbox-tests.md` | SSE event for new annotation. Latency ≤ 1 s. No backfill (assertion in step 2). |
+| FT-P-08 | same | Outbox row inserted on annotation create. Direct DB SELECT. |
+| FT-P-09 | same | Stream message round-trip. Decode MessagePack + gzip; assert payload schema. |
+| FT-P-21 | same `[after RB-01]` | Lifecycle event on annotation update (Skipped — awaiting RB-01). |
+| FT-P-22 | same `[after RB-01]` | Lifecycle event on delete + soft-delete file relocation (Skipped — awaiting RB-01). |
+
+## System Under Test Boundary
+
+- SSE: connect via `HttpClient` with `Accept: text/event-stream` and `Authorization: Bearer …`. No stubbing of `AnnotationEventService` or its `Channel<T>`.
+- Outbox: read-only DB query on `annotations_queue_records` table after the create call. `[Trait("db_access", "read-only")]`.
+- Stream: connect to `rabbitmq:5552` via `RabbitMQ.Stream.Client` with a fresh consumer name starting at offset `next`. Decode payload using the same MessagePack + gzip pipeline the SUT uses. No stubbing of `FailsafeProducer` or `RabbitMqConfig`.
+- Compare against `results_report.md` row F3-001 (latency_threshold_max), F4-001 (outbox row content), F4-002 (decoded stream message).
+
+## Acceptance Criteria
+
+**AC-1: Every active scenario passes per its spec.**
+Given the e2e stack is up,
+When FT-P-07, FT-P-08, FT-P-09 are executed,
+Then each reports PASS within its tolerance (FT-P-07 ≤ 1 s latency; FT-P-08 row exists with expected `operation=Created`; FT-P-09 MessagePack payload matches expected schema).
+
+**AC-2: FT-P-21 and FT-P-22 are authored as skipped tests with the documented reason.**
+Given the test discovery,
+When the runner enumerates tests,
+Then FT-P-21 and FT-P-22 appear in the report with `result=Skipped` and `error_message="awaiting RB-01"` (or equivalent). They auto-enable when the cycle-update test-spec mode flips them to active.
+
+**AC-3: SSE no-backfill assertion**
+Given a subscriber that connects AFTER an annotation has been created,
+When the subscriber waits 1 s,
+Then no event is received for the pre-connection annotation. (FT-P-07 step 2; also satisfies AC-F-11.)
+
+## Constraints
+
+- AAA pattern with `// Arrange`, `// Act`, `// Assert` per `coderule.mdc`.
+- `[Trait("traces_to", "AC-F-05, AC-F-10, AC-F-11, AC-F-12, SW-03, SW-04")]` (per-test subset).
+- Stream consumer must be torn down after each test to avoid offset leakage.
+- SSE client must be cancelled cleanly after each test (no zombie connections).

_docs/02_tasks/todo/AZ-567_test_media_dataset_positive.md

@@ -0,0 +1,49 @@
+# Media + Dataset positive tests
+
+**Task**: AZ-567
+**Name**: Media + Dataset positive tests
+**Description**: Implement xUnit tests for media single/batch upload (FT-P-10, FT-P-11), classes catalog read (FT-P-14), directory settings invariant (FT-P-15), dataset filter / class distribution / bulk status (FT-P-16, FT-P-17, FT-P-18).
+**Complexity**: 5 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Media, Settings, Dataset
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-P-10 | `_docs/02_document/tests/blackbox-tests.md` | Single media upload. 200 + DTO; file lives in `images_dir`. |
+| FT-P-11 | same | Batch media upload. All rows accepted; correct ids returned. |
+| FT-P-14 | same | `GET /classes` returns 19 rows from `classes-baseline`. |
+| FT-P-15 | same | `PUT /settings/directories` triggers `PathResolver.Reset()`. Subsequent uploads land in the new root. |
+| FT-P-16 | same | `GET /dataset?status=…` filter. Result set matches DB state. |
+| FT-P-17 | same | Dataset class distribution. Sums match raw counts. |
+| FT-P-18 | same | `POST /dataset/status/bulk`. Transitions exactly the listed ids; non-listed ids untouched. |
+
+## System Under Test Boundary
+
+- Drive via HTTP. No imports.
+- No stubbing of `MediaService`, `DatasetService`, `SettingsService`, `ClassesController`, `PathResolver`.
+- FT-P-15 requires direct write to the SUT's `images_dir` volume only to seed pre-existing files for the post-Reset assertion. Marked with `[Trait("fs_access", "write-to-image-dir")]` and only allowed for this specific test per the System Under Test Boundary rule.
+- Compare against `results_report.md` rows F5-001, F5-002, F7-001, F6-002 etc.
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec.** Given the stack is up, when each FT-P-10..18 test runs, then each reports PASS within tolerance.
+
+**AC-2: FT-P-15 invariant holds across PUT**
+Given an annotation was created under the original `images_dir`,
+When `PUT /settings/directories` changes the root and a new annotation is created,
+Then the new annotation's label file lives under the new root and the previous file is untouched (no migration).
+
+## Constraints
+
+- AAA pattern, `// Arrange`/`// Act`/`// Assert` comments.
+- Token policy varies per endpoint:
+  - `POST /media` → `ANN`
+  - `GET /classes` → any authenticated
+  - `PUT /settings/*` → `ADM`
+  - `GET /dataset` → `DATASET`
+  - `POST /dataset/status/bulk` → `DATASET`
+- `[Trait("traces_to", "AC-F-20, AC-F-21, AC-F-30, AC-F-31, AC-F-40, AC-F-41, HW-02")]` (per-test subset).

_docs/02_tasks/todo/AZ-568_test_auth_health_migrator_positive.md

@@ -0,0 +1,35 @@
+# Auth + Health + Migrator positive tests
+
+**Task**: AZ-568
+**Name**: Auth + Health + Migrator positive tests
+**Description**: Implement xUnit tests for the bearer-token happy path (FT-P-12), alg pinning happy path (FT-P-13), health endpoint (FT-P-19), and migrator idempotence (FT-P-20).
+**Complexity**: 2 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Auth + Health + Migrator
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-P-12 | `_docs/02_document/tests/blackbox-tests.md` | Bearer token happy path. ES256 token with valid `iss`/`aud`/`exp` + `ANN` claim is accepted. |
+| FT-P-13 | same | Alg pinning happy path — token signed with ES256 and `alg=ES256` header is accepted. (Negative variant `alg=HS256` is covered by NFT-SEC-10.) |
+| FT-P-19 | same | `GET /health` returns 200 OK without auth. Anonymous. |
+| FT-P-20 | same | Migrator idempotence — drop the database, recreate it twice via `docker restart annotations` and assert no errors. |
+
+## System Under Test Boundary
+
+- HTTP only. No imports.
+- FT-P-20 requires `docker restart annotations` from the runner (uses `BrokerFixture` pattern but renamed `SutRestartFixture`). DB state preserved across restart (via `pg-data` volume).
+- Compare against `results_report.md` row F8-001 (health), F8-002 (token validation succeeds).
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec.** Given the stack is up, when each FT-P-12, FT-P-13, FT-P-19, FT-P-20 test runs, then each reports PASS within tolerance.
+
+## Constraints
+
+- AAA pattern.
+- FT-P-19 uses no auth header (verifies `/health` is anonymous and disables the auth pipeline for this endpoint).
+- `[Trait("traces_to", "AC-F-50, AC-F-54, AC-N-01, AC-N-02, SW-05, OP-05")]` (per-test subset).

_docs/02_tasks/todo/AZ-569_test_validation_envelope_negative.md

@@ -0,0 +1,43 @@
+# Validation + error-envelope negative tests
+
+**Task**: AZ-569
+**Name**: Validation + error-envelope negative tests
+**Description**: Implement xUnit tests for FT-N-01, FT-N-02, FT-N-05, FT-N-06, FT-N-07, FT-N-14, FT-N-16. Cover input validation failures, lenient-bbox behaviour, unknown ids, unknown missions, missing waypoint, empty bulk list. Each test asserts the documented error envelope shape.
+**Complexity**: 3 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Validation
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-N-01 | `_docs/02_document/tests/blackbox-tests.md` | `POST /annotations` without `image_bytes`. HTTP 400/422; error envelope. |
+| FT-N-02 | same | `POST /annotations` without `mediaType`. HTTP 400/422; error envelope. |
+| FT-N-05 | same | Out-of-range bbox value — lenient behavior today (HTTP 200). Test pins that observed behavior; flagged as SEC-05 in security-tests.md. |
+| FT-N-06 | same | `GET /annotations/{nonexistent_id}`. HTTP 404; error envelope. |
+| FT-N-07 | same | Filter by unknown mission — returns empty page (not 404). |
+| FT-N-14 | same | Media upload missing `waypoint_id`. HTTP 400/422. |
+| FT-N-16 | same | `POST /dataset/status/bulk` with empty list. HTTP 400; error envelope. |
+
+## System Under Test Boundary
+
+- HTTP only.
+- No stubbing.
+- Every test asserts the error envelope shape against the contract in `_docs/02_document/common-helpers/01_http-error-envelope.md` and the global invariant AC-F-53.
+
+## Acceptance Criteria
+
+**AC-1: Every scenario produces the documented HTTP status + error envelope.**
+
+**AC-2: FT-N-05 pins the current lenient behavior and is tagged as SEC-05 follow-up.**
+Given an annotation with a bbox value of `1.5` or `-0.1`,
+When `POST /annotations` is called,
+Then HTTP 200 is returned today (lenient). Test asserts `[Trait("known_lenient", "true")]`. When SEC-05 lands, the test flips to expect 400 — handled by the test-spec cycle-update.
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-F-04, AC-F-53")]` plus per-test specific traces.
+- Token policy: most tests use `ANN`; FT-N-16 uses `DATASET`.

_docs/02_tasks/todo/AZ-570_test_authorization_negative.md

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+# Authorization negative tests
+
+**Task**: AZ-570
+**Name**: Authorization negative tests
+**Description**: Implement xUnit tests for the 9 authorization-failure scenarios in `blackbox-tests.md` — wrong policy, missing token, expired token, wrong issuer, wrong audience, SSE without auth, settings without ADM, directories without ADM, media without ANN.
+**Complexity**: 3 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Authorization
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| FT-N-03 | `_docs/02_document/tests/blackbox-tests.md` | `POST /annotations` without `ANN` policy. HTTP 403. |
+| FT-N-04 | same | `POST /annotations` unauthenticated. HTTP 401. |
+| FT-N-08 | same | `GET /annotations/events` (SSE) without auth. HTTP 401. |
+| FT-N-09 | same | Bearer token expired. HTTP 401. |
+| FT-N-10 | same | Bearer token wrong issuer. HTTP 401. |
+| FT-N-11 | same | Bearer token wrong audience. HTTP 401. |
+| FT-N-12 | same | Mutating settings without `ADM`. HTTP 403. |
+| FT-N-13 | same | `PUT /settings/directories` without `ADM`. HTTP 403. |
+| FT-N-15 | same | Media upload without `ANN`. HTTP 403. |
+
+## System Under Test Boundary
+
+- HTTP only.
+- Token variants minted via `TokenMinter.MintToken(claim, overrides)` with `overrides` covering: expired, wrong-iss, wrong-aud.
+- Cross-policy tests use a token minted with a different claim than the endpoint requires (e.g., a `DATASET` token on `POST /annotations`).
+
+## Acceptance Criteria
+
+**AC-1: Every scenario produces the documented HTTP status + error envelope.**
+
+**AC-2: 401 vs 403 distinction is preserved.**
+- Missing / invalid token → 401 (authentication failed).
+- Valid token, wrong policy → 403 (authorization failed).
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-F-50, AC-F-52, SW-05")]` plus per-test specific traces.
+- Tests must not retry on 401/403 — single request, single assertion.

_docs/02_tasks/todo/AZ-571_test_security.md

@@ -0,0 +1,52 @@
+# Security tests (NFT-SEC-01..10)
+
+**Task**: AZ-571
+**Name**: Security tests
+**Description**: Implement xUnit tests for all 10 security scenarios: JWT signature mismatch, expired, cross-policy DATASET/ANN, anonymous-access denials, error envelope no-stack-leak, path traversal in image/thumbnail GETs, token claim tampering, CORS preflight, alg-confusion `alg=HS256` forgery.
+**Complexity**: 5 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Security
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| NFT-SEC-01 | `_docs/02_document/tests/security-tests.md` | JWT signed with key NOT in JWKS. HTTP 401. |
+| NFT-SEC-02 | same | JWT expired. HTTP 401. |
+| NFT-SEC-03 | same | DATASET token → `POST /annotations`. HTTP 403. |
+| NFT-SEC-04 | same | ANN token → `PUT /settings/*`. HTTP 403. |
+| NFT-SEC-05 | same | Anonymous access to non-public endpoints. Only `/health` is anonymous; everything else returns 401 without auth. |
+| NFT-SEC-06 | same | Error envelope under Production env mode does NOT leak stack traces. |
+| NFT-SEC-07 | same | Path traversal in image / thumbnail GET routes. `../etc/passwd` style payloads return 400/404, never 200 with foreign content. |
+| NFT-SEC-08 | same | Token claim modification (signature breaks). HTTP 401. |
+| NFT-SEC-09 | same | CORS preflight respects `CorsConfig:AllowedOrigins` allow-list under Production. |
+| NFT-SEC-10 | same | Algorithm confusion — token forged with `alg=HS256` using the published ES256 public key as the HMAC secret. HTTP 401. |
+
+## System Under Test Boundary
+
+- HTTP only.
+- Token variants minted via `TokenMinter.MintToken(claim, overrides)`.
+- NFT-SEC-06 requires the SUT to be re-booted with `ASPNETCORE_ENVIRONMENT=Production` (and a Production-safe CORS config). This is a separate compose profile or test class with its own `SutRestartFixture`.
+- NFT-SEC-09 requires a second SUT boot under Production with `CorsConfig__AllowedOrigins__0: https://app.azaion.local`. Asserts ACAO is exactly that one origin.
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec.**
+
+**AC-2: NFT-SEC-10 explicitly verifies algorithm pinning**
+Given a token forged with `alg=HS256` and the published ES256 public key as the HMAC secret,
+When the runner presents it to `POST /annotations`,
+Then HTTP 401 is returned and the error envelope contains "Bearer error=invalid_token" in `WWW-Authenticate`.
+
+**AC-3: NFT-SEC-06 verifies no stack leak**
+Given `ASPNETCORE_ENVIRONMENT=Production`,
+When a request triggers a 500-class error,
+Then the response body's error envelope contains only the safe error code and message — no `stackTrace`, no `innerException`, no file paths.
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-F-50, AC-F-51, AC-F-52, SW-05, ENV-06")]` plus per-test specific traces.
+- Production-env tests run in a dedicated test class with its own fixture (no leak between Production and E2ETest boots).

_docs/02_tasks/todo/AZ-572_test_resilience.md

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+# Resilience tests (NFT-RES-01..06)
+
+**Task**: AZ-572
+**Name**: Resilience tests
+**Description**: Implement xUnit tests for the 6 resilience scenarios: RabbitMQ outage during create, Postgres restart, Postgres unreachable, SSE subscriber disconnect mid-stream, `FailsafeProducer` empty-catch path, stream consumer reconnect.
+**Complexity**: 5 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Resilience
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| NFT-RES-01 | `_docs/02_document/tests/resilience-tests.md` | RabbitMQ outage during create. `POST /annotations` returns 200; outbox row stays; on broker recovery, message is delivered. |
+| NFT-RES-02 | same | Postgres restart between writes. `POST /annotations` after restart succeeds without errors. |
+| NFT-RES-03 | same | Postgres unreachable during create. `POST /annotations` returns 5xx; error envelope; no partial state. |
+| NFT-RES-04 | same | SSE subscriber disconnects mid-stream. Server tears down channel cleanly; no zombie subscriptions; per-instance state cleanup. |
+| NFT-RES-05 | same | Repeated FailsafeProducer empty-catch path (catch{} swallowing IOException). Drain loop survives missing image file; no crash. |
+| NFT-RES-06 | same | Stream consumer reconnect. After broker restart, consumer resumes from offset and reads the same messages. |
+
+## System Under Test Boundary
+
+- HTTP only for SUT invocations.
+- `BrokerFixture.StopBroker()` / `StartBroker()` for NFT-RES-01, NFT-RES-06.
+- `docker exec postgres pg_ctl stop` / `start` (or `docker restart postgres`) for NFT-RES-02, NFT-RES-03.
+- NFT-RES-05 deliberately removes a specific image file from `annotations-images` volume (out-of-band, runner-only) to trigger the empty-catch path. Marked with `[Trait("fs_access", "delete-image-file")]`.
+- Long-running scenarios (NFT-RES-06 reconnect window) use a `[Fact(Timeout = 60000)]` cap.
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec.**
+
+**AC-2: SUT never crashes during the test class**
+Given any resilience test in the class is running,
+When the runner asserts the test's post-condition,
+Then the SUT's `/health` endpoint still returns 200 (the SUT survives every external failure).
+
+**AC-3: NFT-RES-01 verifies stream delivery on recovery**
+Given the broker was stopped before a `POST /annotations` and restarted after,
+When `BrokerFixture.StartBroker()` returns,
+Then the stream consumer reads the queued message within 30 s of broker recovery.
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-F-04, AC-F-12, AC-N-04, SW-03")]` plus per-test specific traces.
+- Resilience tests are long; group them in their own xUnit collection to avoid blocking the fast suite.

_docs/02_tasks/todo/AZ-573_test_resource_limits.md

@@ -0,0 +1,49 @@
+# Resource-limit tests (NFT-RES-LIM-01..06)
+
+**Task**: AZ-573
+**Name**: Resource-limit tests
+**Description**: Implement xUnit tests for the 6 resource-limit scenarios: sustained-load process memory, single-file upload boundary, outbox depth under broker outage, disk usage by `images_dir`, concurrent SSE subscribers, migration on cold-start cost.
+**Complexity**: 3 points
+**Dependencies**: AZ-564 (test infrastructure)
+**Component**: Blackbox Tests → Resource Limits
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| NFT-RES-LIM-01 | `_docs/02_document/tests/resource-limit-tests.md` | Sustained-load process memory stays within configured envelope. |
+| NFT-RES-LIM-02 | same | Single-file upload boundary — 1, 10, 50, 100, 256, 512 MB. Uses `LargePayloadFixture` synthetic JPEGs. |
+| NFT-RES-LIM-03 | same | Outbox queue depth bounded under broker outage. Depth never exceeds documented ceiling for ≥ 30 min run. |
+| NFT-RES-LIM-04 | same | Disk usage by `images_dir` over many distinct uploads. Stays under documented HW-02 budget. |
+| NFT-RES-LIM-05 | same | Concurrent SSE subscribers — process-memory boundary. N concurrent subscribers don't push memory past envelope. |
+| NFT-RES-LIM-06 | same | Migration on cold-start cost. Time-to-`/health=200` from cold start within the documented boot budget. |
+
+## System Under Test Boundary
+
+- HTTP only.
+- Memory + disk metrics read from `docker stats` (out-of-band, runner-only). Marked `[Trait("docker_stats", "true")]`.
+- NFT-RES-LIM-02 uses `LargePayloadFixture` to generate synthetic JPEGs at runtime; never committed to repo.
+- NFT-RES-LIM-03 long-running (30 min smoke variant); the nightly profile runs the full 30 min, the standard profile runs a 5-min smoke proxy.
+- NFT-RES-LIM-05 spawns N parallel SSE subscribers via `Parallel.For` + per-subscriber `HttpClient`.
+
+## Acceptance Criteria
+
+**AC-1: Every scenario passes per its spec.**
+
+**AC-2: Smoke vs nightly profile distinction**
+Given a profile environment variable `E2E_RUN_PROFILE=functional` (default),
+When NFT-RES-LIM-03 runs,
+Then it executes a 5-min smoke proxy (not the 30-min full run); under `E2E_RUN_PROFILE=performance`, it runs the full 30 min.
+
+**AC-3: Memory + disk readings have measurement uncertainty noted**
+Given `docker stats` is the measurement source,
+When the test records a memory or disk reading,
+Then the result includes a tolerance margin (e.g., ± 50 MB for memory, ± 100 MB for disk) per the documented `results_report.md` tolerance.
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-N-03, AC-N-05, HW-02, HW-03")]` plus per-test specific traces.
+- Long-running tests `[Fact(Timeout = ?)]` per documented duration; never hang the runner.

_docs/02_tasks/todo/AZ-574_test_performance.md

@@ -0,0 +1,50 @@
+# Performance tests (NFT-PERF-*)
+
+**Task**: AZ-574
+**Name**: Performance tests
+**Description**: Implement xUnit tests for the 7 performance scenarios: annotation create p95 latency (small + large), sustained writes throughput, FailsafeProducer drain rate, SSE delivery latency under fan-out, annotation listing at scale, dataset class distribution at scale.
+**Complexity**: 3 points
+**Dependencies**: AZ-564 (test infrastructure; depends on dataseed populating the 10k/50k bulk rows for the "at scale" tests)
+**Component**: Blackbox Tests → Performance
+**Tracker**: jira
+**Epic**: AZ-563
+
+## Scenarios Covered
+
+| Test ID | Source | What it asserts |
+|---------|--------|-----------------|
+| NFT-PERF-LATENCY-01 | `_docs/02_document/tests/performance-tests.md` | `POST /annotations` p95 latency — small image (image_small.jpg) ≤ documented threshold (≤ 1500 ms per spec). |
+| NFT-PERF-LATENCY-02 | same | `POST /annotations` p95 latency — large image (image_large.JPG, ~7 MB) ≤ documented threshold. |
+| NFT-PERF-THROUGHPUT-01 | same | Sustained writes throughput — RPS over a 60-s window meets the documented threshold. |
+| NFT-PERF-OUTBOX-DRAIN-01 | same | FailsafeProducer drain rate — outbox depth converges to 0 within the documented window after a burst. |
+| NFT-PERF-SSE-FANOUT-01 | same | SSE delivery latency under modest fan-out (N=20 subscribers) — p95 latency ≤ documented threshold. |
+| NFT-PERF-LIST-01 | same | `GET /annotations` listing on populated DB (10k rows). p95 latency ≤ documented threshold. |
+| NFT-PERF-DATASET-01 | same | Dataset class distribution at scale (50k detections). p95 latency ≤ documented threshold. |
+
+## System Under Test Boundary
+
+- HTTP only.
+- p95 computed by the test from a sample of N requests (per-scenario sample size in the spec).
+- NFT-PERF-LIST-01 / NFT-PERF-DATASET-01 require `dataseed` to have populated the bulk rows (AZ-564 covers this).
+- Profile gate: `E2E_RUN_PROFILE=performance` enables these tests; the standard `functional` profile skips them (they are too long for the merge gate).
+
+## Acceptance Criteria
+
+**AC-1: Every perf scenario passes its threshold under the `performance` profile.**
+
+**AC-2: Smoke variant runs in the standard profile**
+Given `E2E_RUN_PROFILE=functional`,
+When the test runs,
+Then a short smoke variant (e.g., 10 requests instead of 1000) executes and only asserts p95 < 2× the threshold (a sanity check, not a perf gate).
+
+**AC-3: Measurement uncertainty acknowledged**
+Given p95 is computed from a finite sample,
+When the test reports its result,
+Then the result includes the sample size, the actual p95, and the documented threshold. Failures include a JSON report file at `e2e-results/perf-<test_id>.json`.
+
+## Constraints
+
+- AAA pattern.
+- `[Trait("traces_to", "AC-F-10, AC-N-01")]` plus per-test specific traces.
+- Perf tests run in their own xUnit collection so they don't block functional tests during interactive runs.
+- Performance thresholds come from `results_report.md`; tests must not hard-code numbers — they read them from a fixture.

_docs/03_implementation/reviews/batch_01_review.md

@@ -0,0 +1,120 @@
+# Code Review Report
+
+**Batch**: 01
+**Tasks**: `PENDING_refactor_jwks_https_env_gate` (C01), `PENDING_refactor_rabbitmq_host_dns_resolution` (C02)
+**Date**: 2026-05-14
+**Mode**: full (7 phases) on the batch's changed files
+**Verdict**: PASS_WITH_WARNINGS
+
+## Changed files
+
+| File | Diff size | Owner component |
+|------|-----------|----------------|
+| `src/Auth/JwtExtensions.cs` | +11 / -1 | `06_platform` → Auth |
+| `src/Services/FailsafeProducer.cs` | +21 / -1 | `02_annotations-realtime-sync` |
+
+## Findings
+
+| # | Severity | Category | File:Line | Title |
+|---|----------|----------|-----------|-------|
+| F1 | Low | Maintainability | `src/Auth/JwtExtensions.cs:30-37` | Env-name reading scattered across Auth and Program |
+
+## Finding Details
+
+**F1: Env-name reading scattered across Auth and Program** (Low / Maintainability)
+- Location: `src/Auth/JwtExtensions.cs:30-37`
+- Description: `JwtExtensions.AddJwtAuth` now reads `Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")` inline. `Program.cs:53` already reads the same value via `builder.Environment.EnvironmentName` and passes it to `CorsConfigurationValidator.EnsureSafeForEnvironment`. Two slightly different access patterns for the same input value.
+- Suggestion: a future Step 8 hardening item can centralise this — e.g., add an `IHostEnvironment environment` parameter to `AddJwtAuth` and have `Program.cs` pass `builder.Environment` so both call sites use the same idiom. Deferred deliberately: the inline read is the smallest possible diff for the testability scope (no caller change at `Program.cs:49`), which is the explicit Step 4 envelope ("smallest beats elegant here").
+- Task: `PENDING_refactor_jwks_https_env_gate`
+- Blocks verdict? No (Low severity; documented under "Deferred to Step 8 Refactor" in `_docs/04_refactoring/01-testability-refactoring/list-of-changes.md`).
+
+## Phase-by-Phase Notes
+
+### Phase 1 — Context Loading
+
+Read task specs `_docs/02_tasks/todo/01_refactor_jwks_https_env_gate.md` and `_docs/02_tasks/todo/02_refactor_rabbitmq_host_dns_resolution.md`. Read `_docs/00_problem/restrictions.md` (SW-03 RabbitMQ streams plugin, SW-05 ES256 verifier-only, ENV-01 env vars required, ENV-02 HTTP no in-image TLS) and `_docs/01_solution/solution.md`. Both task specs map their ACs to existing documented blackbox scenarios in `_docs/02_document/tests/`.
+
+### Phase 2 — Spec Compliance
+
+**Task 01 — `jwks_https_env_gate`**
+
+| AC | Behavior | Status |
+|----|----------|--------|
+| AC-1 (HTTPS enforced outside test env) | `requireHttpsForJwks` is `true` when env is anything other than `E2ETest` (including unset, Development, Staging, Production) | ✓ Satisfied |
+| AC-2 (HTTPS relaxed under E2ETest only) | Case-insensitive equality with `"E2ETest"` → `false` | ✓ Satisfied |
+| AC-3 (Validation semantics unchanged) | `TokenValidationParameters` block, `IssuerSigningKeyResolver`, `JwksRetriever`, and policy registration are byte-for-byte identical | ✓ Satisfied |
+| AC-4 (Forgery / tamper / cross-policy rejected) | Algorithm pinning (`EcdsaSha256`), signature, lifetime, audience, issuer checks all preserved | ✓ Satisfied |
+
+**Task 02 — `rabbitmq_host_dns_resolution`**
+
+| AC | Behavior | Status |
+|----|----------|--------|
+| AC-1 (Literal IP still works) | `IPAddress.TryParse(host, out var literal)` returns the literal, no DNS lookup | ✓ Satisfied |
+| AC-2 (DNS hostname now works) | Falls through to `Dns.GetHostAddressesAsync(host, ct)` and uses `addresses[0]` | ✓ Satisfied |
+| AC-3 (Unresolvable hostname surfaces through retry envelope) | `Dns.GetHostAddressesAsync` throws `SocketException` (or `InvalidOperationException` on zero-result) for unresolvable hosts; `ExecuteAsync`'s `catch (Exception ex)` at line 44 catches both, logs `ex.Message`, backs off 10 s — same surface behavior as a `FormatException` today | ✓ Satisfied |
+| AC-4 (Cancellation honored during resolution) | `ct` is forwarded to `Dns.GetHostAddressesAsync` | ✓ Satisfied |
+| AC-5 (Wire format / consumers unaffected) | `DrainQueue` (MessagePack serialize, gzip, queue-table delete) is untouched | ✓ Satisfied |
+
+No scope creep detected — diffs are bounded to the documented OWNED files.
+
+No contract sections in either task spec; consumer-side contract verification N/A.
+
+### Phase 3 — Code Quality
+
+- **SOLID**: each change has a single responsibility. `ResolveHostAddress` is a private static helper with one clear job.
+- **Error handling**: `ResolveHostAddress` throws `InvalidOperationException` if DNS returns zero addresses — explicit and meaningful. C01 reads an env var (cannot throw).
+- **Naming**: `requireHttpsForJwks`, `ResolveHostAddress`, `brokerAddress` — clear intent.
+- **Complexity**: `ResolveHostAddress` is 6 lines; cyclomatic 2. C01 is two lines of straight-line code. Both well under the 50-line / cyclo-10 thresholds.
+- **DRY**: no duplication introduced. Note F1 records a *cross-file* duplication pattern (env-name access) that pre-existed in spirit.
+- **Test quality**: N/A — no executable tests in this run (testability refactor produces the *prerequisites* for tests, which are implemented in Step 6).
+- **Dead code**: none.
+
+### Phase 4 — Security Quick-Scan
+
+- No SQL interpolation introduced.
+- No command-injection vector (no shell, no subprocess).
+- No hardcoded secrets / keys / passwords.
+- Input validation: `Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")` is operator-controlled; the only branch on it is "is it `E2ETest`?" — no value-dependent decoding/parsing.
+- `Dns.GetHostAddressesAsync(host, ct)` accepts operator-controlled input; no exfiltration / SSRF surface beyond what `RABBITMQ_HOST` already had (the producer already connects to whatever broker the operator configured).
+- Sensitive data in logs: `ResolveHostAddress`'s zero-address throw includes the host string in the exception message — this is the same host the operator already sees in their config; not a leak.
+- No insecure deserialization.
+- **AC-4 cross-check**: NFT-SEC-01 through NFT-SEC-10 scenarios (forgery, expired, wrong-iss, wrong-aud, alg-confusion, tamper) all remain blocked by the unchanged `TokenValidationParameters` and algorithm pinning. Verified by inspection of `JwtExtensions.cs` lines 38-65 (unchanged in the diff).
+
+### Phase 5 — Performance Scan
+
+- C01: one-time env-var read at startup. Trivial.
+- C02: one DNS lookup per drain cycle (~10 s cadence). One round-trip; cached by the OS resolver in practice. Negligible compared to the broker connect that follows.
+- No N+1 patterns. No unbounded fetches. No blocking I/O in async (we use the async DNS API throughout).
+
+### Phase 6 — Cross-Task Consistency
+
+- Two tasks, disjoint files (`JwtExtensions.cs` vs `FailsafeProducer.cs`). No shared interface.
+- No conflicting patterns introduced.
+- No shared code duplicated across the two task implementations.
+- Both changes follow the project's existing patterns (private static helpers; case-insensitive env-name compare aligned with `CorsConfigurationValidator`).
+
+### Phase 7 — Architecture Compliance
+
+- **Layer direction**: both files stay within their owned components. `src/Auth/` belongs to `06_platform`; `src/Services/FailsafeProducer.cs` to `02_annotations-realtime-sync` (per `_docs/02_document/module-layout.md`). No new imports across component boundaries.
+- **Public API respect**: no new cross-component imports. C01 adds `Environment.GetEnvironmentVariable` (BCL). C02 adds `Dns.GetHostAddressesAsync` (BCL, already in `System.Net` which was already imported at file top).
+- **No new cyclic dependencies**: import graph unchanged.
+- **Duplicate symbols across components**: `ResolveHostAddress` is a private static — not visible outside its containing class. No collision.
+- **Cross-cutting concerns not locally re-implemented**: F1 (env-name reading scattered across Auth and Program) is the only finding in this category — Low severity, deferred to Step 8.
+
+## Baseline Delta
+
+`_docs/02_document/architecture_compliance_baseline.md` baseline = `0 Critical, 0 High, 1 Medium (F1 DatasetService writes annotation table — RB-08), 2 Low (F2 ClassesController bypasses service — RB-06; F3 FailsafeProducer.EnqueueAsync static — accepted)`.
+
+- **Carried over**: F1 (RB-08) — unchanged by this batch (DatasetService not touched). F2 (RB-06) — unchanged (ClassesController not touched). F3 (accepted) — unchanged (`EnqueueAsync` not touched).
+- **Resolved**: none. (This batch addresses *testability* fixes, not the structural items the baseline flagged.)
+- **Newly introduced**: F1 of this report (Low / Maintainability — env-name reading scattered). One finding. Already documented as deferred to Step 8.
+
+No new Critical / High Architecture findings.
+
+## Auto-Fix Decision
+
+Per implement skill Step 10 auto-fix matrix: this batch has only one Low/Maintainability finding, which is **eligible for auto-fix** but already enumerated as a deferred Step 8 item by the user-approved scope. No auto-fix attempted; the finding is explicitly out of the testability envelope per `list-of-changes.md`.
+
+## Verdict
+
+**PASS_WITH_WARNINGS** — one Low/Maintainability finding (documented deferral). No Critical, no High. Implement skill proceeds to commit.

_docs/04_refactoring/01-testability-refactoring/analysis/refactoring_roadmap.md

@@ -0,0 +1,43 @@
+# Refactoring Roadmap — 01-testability-refactoring
+
+## Weak Points Assessment
+
+| # | Location | Description | Impact | Proposed Solution | Status |
+|---|----------|-------------|--------|-------------------|--------|
+| 1 | `src/Auth/JwtExtensions.cs:33` | `HttpDocumentRetriever { RequireHttps = true }` hardcoded; blocks the e2e mock-issuer harness that serves HTTP | Blocks ~60 of 67 documented test scenarios from running | C01 (env-gated `RequireHttps`) | Selected |
+| 2 | `src/Services/FailsafeProducer.cs:56` | `IPAddress.Parse(config.Host)` throws on DNS hostnames; outbox drain never runs in any deployment using container DNS | Blocks 5 outbox/resilience/perf test scenarios; latent **production-relevant** logic bug | C02 (DNS resolution before `IPEndPoint`) | Selected |
+
+## Gap Analysis — acceptance criteria vs. current state
+
+The Step 4 testability scope is the gap. The full AC list (in `_docs/00_problem/acceptance_criteria.md`) is implementation-tracked by other steps. The relevant gaps for this run:
+
+| AC | Gap | Closed by |
+|----|-----|-----------|
+| AC-F-50 (Bearer token verification) | Cannot be exercised against real JWKS-fetch behavior in test harness | C01 |
+| AC-F-12 (Outbox drain → stream) | Cannot be exercised at all today | C02 |
+| AC-F-10 (SSE delivery < 1s) | Independent of these changes; works today | (none) |
+
+## Phased Roadmap
+
+**Phase 1 — Critical Fixes (this run)**: C01 + C02. Selected. Approved by user.
+
+**Phase 2 — Major Improvements**: deferred to Step 8 Refactor; enumerated under "Deferred to Step 8 Refactor" in `list-of-changes.md`.
+
+**Phase 3 — Enhancements**: out of scope.
+
+## Hardening Tracks
+
+For testability runs, hardening tracks (Tech Debt / Performance / Security review) are explicitly **out of scope** per existing-code flow Step 4 ("smallest set of changes ... deeper structural improvements belong in Step 8"). The user already constrained scope to C01+C02 via the Phase 1 approval — re-opening the scope here would violate Step 4's discipline.
+
+**Selected hardening tracks**: None (option E).
+
+## Applicability Gate
+
+Every roadmap item is `Selected`. No items in `Rejected` / `Experimental only` / `Needs user decision` states. BLOCKING applicability gate cleared.
+
+## Constraint Fit Summary
+
+| Recommendation | Constraint fit | Mismatches | Evidence | Status |
+|---------------|---------------|-----------|----------|--------|
+| C01 | Preserves SW-05, AC-F-50, NFT-SEC-01..10, ENV-02; aligns with architecture.md Open Risks §6 | None | `research_findings.md` references | Selected |
+| C02 | Preserves SW-03, AC-F-12, AC-N-03, ENV-01; matches module-layout Component 02 ownership | None | `research_findings.md` references | Selected |

_docs/04_refactoring/01-testability-refactoring/analysis/research_findings.md

@@ -0,0 +1,61 @@
+# Research Findings — 01-testability-refactoring
+
+**Scope**: minimal — testability run with 2 surgical changes. No replacement library / SDK / framework is proposed; therefore the per-mode API capability verification (mandatory for replacements) is **not applicable** to this run. All API decisions stay inside the BCL and existing dependencies (`Microsoft.IdentityModel.Protocols`, `RabbitMQ.Stream.Client`, `System.Net.Dns`).
+
+## Current State Analysis
+
+### C01 area — JWKS retrieval
+
+- **Pattern**: `ConfigurationManager<JsonWebKeySet>` + `HttpDocumentRetriever`. This is the recommended path in `Microsoft.IdentityModel.Protocols` 8.x for non-OIDC JWKS endpoints; the project pins the version in `Azaion.Annotations.csproj`. No alternative pattern is needed.
+- **Strength**: caching + automatic refresh on the documented schedule; key-rotation friendly.
+- **Weakness**: `HttpDocumentRetriever.RequireHttps` is a constructor-time bool. No env-aware factory in the BCL or in `Microsoft.IdentityModel.*`. The smallest change is to read `IHostEnvironment.EnvironmentName` (or `ASPNETCORE_ENVIRONMENT` directly) at the call site and pass the resulting bool.
+
+### C02 area — RabbitMQ stream endpoint construction
+
+- **Pattern**: `RabbitMQ.Stream.Client.StreamSystem.Create(StreamSystemConfig)` with `Endpoints = IList<EndPoint>`. The `EndPoint` base class accepts `IPEndPoint` (used today) and `DnsEndPoint`. The library's documented examples all use `IPEndPoint`.
+- **Strength**: works deterministically when given a literal IP.
+- **Weakness**: hostnames must be resolved by the caller. `IPAddress.Parse` throws on hostnames — wrong API choice for the documented `RABBITMQ_HOST` value space.
+- **Alternatives considered**:
+  - **(rejected)** Replace `IPEndPoint` with `DnsEndPoint` and let `RabbitMQ.Stream.Client` resolve internally — uncertain whether the library handles this path on every transport; introduces unverified behavior. Testability rule: smallest known-correct change wins.
+  - **(selected)** Resolve via `Dns.GetHostAddressesAsync(...)` when the value is not an IP, keep `IPEndPoint`. Identical behavior for IP-literal callers, mechanical fix for hostname callers.
+
+## Prioritized Recommendations
+
+| Recommendation | Pinned mode / config | Constraint fit | Evidence | Status |
+|----------------|---------------------|---------------|----------|--------|
+| C01 — env-gate `RequireHttps` | `HttpDocumentRetriever { RequireHttps = environment != "E2ETest" }` | Preserves SW-05, AC-F-50, NFT-SEC-01..10; aligns with `architecture.md` Open Risks §6 | Listed in `_docs/02_document/architecture.md` Open Risks §6, `_docs/02_document/tests/test-data.md` "Bearer token harness" step 2 | Selected |
+| C02 — DNS-resolve `config.Host` before `IPEndPoint` | `IPAddress.TryParse(host, out ip) ? ip : (await Dns.GetHostAddressesAsync(host, ct)).First()` | Preserves SW-03, AC-F-12, AC-N-03, ENV-01; module-layout Component 02 owner; no wire-format change | `RabbitMQ.Stream.Client` example code uses `IPEndPoint`; `System.Net.Dns.GetHostAddressesAsync` is the standard hostname-resolution call in .NET 10 | Selected |
+
+**Replacement library/SDK count**: 0. **MVE files required**: 0. **`context7` calls required**: 0 (no replacement; both changes use APIs already in the dependency closure and stay inside the documented call patterns).
+
+## Restrictions × Recommendation Sub-Matrix (light)
+
+A full Restrictions × Candidate-Mode walk is mandatory only for replacement recommendations. Both selected items keep the existing dependencies; for completeness, the binding restrictions are mapped here.
+
+| Restriction (from `_docs/00_problem/restrictions.md`) | C01 effect | C02 effect |
+|-------------------------------------------------------|-----------|-----------|
+| HW-01 ARM64 only | N/A — no native code | N/A |
+| HW-02 writable dirs | N/A | N/A |
+| SW-01 .NET 10 | uses BCL `IHostEnvironment` already injected | uses BCL `System.Net.Dns` |
+| SW-03 RabbitMQ streams plugin | N/A | unchanged — same client, same wire format |
+| SW-05 JWT verifier-only ES256 over JWKS | verification semantics unchanged | N/A |
+| ENV-01 env vars required | unchanged — same vars | unchanged — `RABBITMQ_HOST` semantics preserved |
+| ENV-02 service on port 8080 HTTP, no in-image TLS | aligned — the SUT itself is HTTP, this change only affects the issuer transport requirement | N/A |
+| ENV-06 CORS gated by validator | unchanged | N/A |
+| OP-01 per-instance SSE state | N/A | N/A |
+| OP-02 no outbox row leasing | N/A | unchanged — same drain pattern |
+
+No ❌ or ❓ cells. Both recommendations are `Selected`.
+
+## Quick Wins vs. Strategic Improvements
+
+Both C01 and C02 are quick wins (1-2 hour implementation each). Strategic improvements were deferred to `list-of-changes.md` "Deferred to Step 8 Refactor" section — the user already approved that constraint.
+
+## References
+
+- `_docs/02_document/architecture.md` Open Risks §6
+- `_docs/02_document/tests/test-data.md` "Bearer token harness"
+- `_docs/02_document/tests/environment.md` services table
+- `_docs/02_document/modules/auth-identity.md`
+- `_docs/02_document/modules/rabbitmq-stream-sync.md`
+- `_docs/02_document/architecture_compliance_baseline.md`

_docs/04_refactoring/01-testability-refactoring/baseline_metrics.md

@@ -0,0 +1,65 @@
+# Baseline Metrics — 01-testability-refactoring
+
+**Run**: 01-testability-refactoring
+**Date**: 2026-05-14
+**Mode**: guided (testability)
+**Scope**: minimal-surgical refactor to make the documented test suite runnable. Many baseline categories are **N/A** by design because no executable test suite exists yet (this run produces the *prerequisites* for the suite to be implemented in Step 6).
+
+## Goals (from `list-of-changes.md` Summary)
+
+1. Unblock authenticated-endpoint tests by gating the JWKS retriever's HTTPS requirement on `ASPNETCORE_ENVIRONMENT=E2ETest`.
+2. Unblock outbox-drain tests by fixing the `IPAddress.Parse` assumption in `FailsafeProducer` so DNS hostnames (the documented and operationally normal case) resolve correctly.
+
+Both goals derive directly from `_docs/02_document/tests/` and `_docs/02_document/architecture.md` Open Risks §6.
+
+## Acceptance Criteria
+
+This run completes when:
+
+- C01 and C02 are applied to source and build cleanly under `dotnet build src/`.
+- The refactored code preserves every existing behavior outside the documented testability surface (verified by code review in Phase 6, not by an executing test suite that does not yet exist).
+- `architecture.md` Open Risks §6 is updated (entry retired, replaced by the implemented gating).
+- A `testability_changes_summary.md` is written and presented to the user.
+
+## Baseline Metrics
+
+| Metric Category | Captured? | Value / Reason |
+|----------------|-----------|----------------|
+| Coverage (overall / unit / blackbox / critical paths) | **N/A** | No executable test suite exists in this repo today. `_docs/02_document/tests/` contains 67 *test specifications* but zero implemented tests. This is precisely why Step 4 (testability) precedes Step 6 (Implement Tests). |
+| Cyclomatic complexity (avg + top 5) | Captured (rough) | `src/Auth/JwtExtensions.cs` — 1 method (`AddJwtAuth`), cyclomatic ~3 (one inline resolver lambda with a kid-null branch). `src/Services/FailsafeProducer.cs` — `DrainQueue` is the hot function, cyclomatic ~7 (foreach + nested foreach + 3 branches for operation type). No top-5 needed for a 2-file scope. |
+| LOC (target files) | Captured | `JwtExtensions.cs` = 89 LOC. `FailsafeProducer.cs` = 206 LOC. |
+| Tech debt ratio | **N/A** | No SonarQube / dotnet-counters baseline in this repo. The architecture compliance baseline (`_docs/02_document/architecture_compliance_baseline.md`) is the qualitative substitute — verdict PASS_WITH_WARNINGS, 0 Critical, 0 High, 1 Medium, 2 Low. |
+| Total / critical / major code smells | Captured (qualitative) | From baseline: F1 (Medium — DatasetService writes annotation table — out of scope here, RB-08), F2 (Low — ClassesController bypasses service — out of scope, RB-06), F3 (Low — `FailsafeProducer.EnqueueAsync` static — accepted tech debt). None in the C01/C02 affected lines. |
+| Response times P50/P95/P99 | **N/A** | No load harness yet; perf tests are spec'd in `_docs/02_document/tests/performance-tests.md` but not implemented. Step 15 (Performance Test) is where these get measured. |
+| CPU / Memory baseline | **N/A** | Same as above. |
+| Throughput | **N/A** | Same as above. |
+| Dependency count (target files) | Captured | `JwtExtensions.cs` deps: `Microsoft.AspNetCore.Authentication.JwtBearer`, `Microsoft.IdentityModel.Protocols`, `Microsoft.IdentityModel.Tokens` (all pinned in `src/Azaion.Annotations.csproj`). `FailsafeProducer.cs` deps: `LinqToDB`, `RabbitMQ.Stream.Client`, `MessagePack`, `System.Net` (BCL). No new dependencies added by C01/C02. |
+| Outdated dependencies | **N/A** | Out of scope for testability. |
+| Security vulnerabilities | **N/A** | Step 14 (Security Audit) — separate concern. The change does not introduce new attack surface (C01 narrows by env, C02 same threat model). |
+| Build time | Captured | Not measured today; not material to a 2-file change. Phase 6 will run `dotnet build` and confirm it remains green. |
+| Test execution time | **N/A** | No tests yet. |
+| Deployment time | **N/A** | Out of scope. |
+
+## Functionality Inventory — affected surface
+
+| Endpoint / Background work | File(s) | Affected by | Behavioral change visible to a consumer? |
+|----------------------------|---------|-------------|-----------------------------------------|
+| All `[Authorize]`-protected endpoints (everything except `/health`) | `src/Auth/JwtExtensions.cs` | C01 | In `ASPNETCORE_ENVIRONMENT=E2ETest`, the SUT will fetch JWKS over HTTP. In all other environments (Development, Production), behavior is identical — `RequireHttps=true` remains the default. |
+| `FailsafeProducer` (`BackgroundService`) drain loop | `src/Services/FailsafeProducer.cs` | C02 | When `RABBITMQ_HOST` is a literal IP: no behavioral change. When `RABBITMQ_HOST` is a DNS hostname: the producer now connects (previous behavior: throws `FormatException` every 10 s, outbox never drains). |
+| `AnnotationService.CreateAnnotation` → `FailsafeProducer.EnqueueAsync` (static, synchronous outbox insert) | `src/Services/AnnotationService.cs:102` | not affected | No change. |
+| Public API surface (DTOs, OpenAPI shape) | `src/DTOs/`, controllers | not affected | No change. |
+
+## Reproducibility
+
+- Source state captured by git commit at the start of this run (next commit after `_docs/_autodev_state.md` step-4 in_progress write).
+- Both files have local line numbers documented in `list-of-changes.md` for unambiguous before/after diffing.
+- No external tooling required beyond `dotnet build` and a `grep` over the two affected files post-change.
+
+## Self-verification
+
+- [x] RUN_DIR created with prefix `01-testability-refactoring` (no prior `NN-*` folders in `_docs/04_refactoring/`).
+- [x] Goals documented; map 1:1 to `list-of-changes.md` entries.
+- [x] Acceptance criteria stated and measurable.
+- [x] Metric categories captured OR explicitly marked N/A with reason.
+- [x] Functionality inventory covers every public-API impact of C01 and C02.
+- [x] Measurements are reproducible from the listed files + a clean checkout.

_docs/04_refactoring/01-testability-refactoring/discovery/components/01_auth-identity.md

@@ -0,0 +1,61 @@
+# Discovery — Component: Auth & Identity (scoped to C01)
+
+**Component**: `06_platform` → Auth & Identity subsystem
+**Source files in scope**: `src/Auth/JwtExtensions.cs`
+**Component spec reference**: `_docs/02_document/modules/auth-identity.md`
+
+## Purpose
+
+JWT validation for API authorization policies (`ANN`, `DATASET`, `ADM`). Annotations is a **verifier-only** service — all token minting is the admin service's responsibility.
+
+## Affected API / behavior
+
+- `JwtExtensions.AddJwtAuth(IServiceCollection, IConfiguration)` — wires the JWT bearer scheme. The line affected by C01 is the `HttpDocumentRetriever` construction (line 33). No method signature changes. No DI graph changes. The `TokenValidationParameters` block (issuer, audience, lifetime, ES256 alg pinning, signed-tokens requirement) is untouched by this change.
+
+## Coupling map (affected only)
+
+```
+Program.cs
+  └─ builder.Services.AddJwtAuth(builder.Configuration)   ← caller of the affected code
+
+Auth/JwtExtensions.cs (AddJwtAuth)
+  ├─ ConfigurationResolver.ResolveRequiredOrThrow         ← unaffected
+  ├─ new ConfigurationManager<JsonWebKeySet>(             ← container, unaffected
+  │     jwksUrl,
+  │     new JwksRetriever(),
+  │     new HttpDocumentRetriever { RequireHttps = true } ← C01 changes this constant to env-gated
+  │   )
+  └─ services.AddAuthentication(...).AddJwtBearer(...)    ← unaffected
+```
+
+## C01 — input file claims vs. code reality
+
+| Claim in `list-of-changes.md` C01 | Verification against `src/Auth/JwtExtensions.cs` | Status |
+|----------------------------------|--------------------------------------------------|--------|
+| `RequireHttps = true` on line 33 | Confirmed at line 33 (`new HttpDocumentRetriever { RequireHttps = true }`). | ✓ |
+| No `IHostEnvironment` parameter on `AddJwtAuth` today | Confirmed — signature is `AddJwtAuth(IServiceCollection services, IConfiguration configuration)`. Adding an environment-name parameter (or reading `Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")` inline) does not change the public method shape. | ✓ |
+| `Program.cs:53` already uses `builder.Environment.EnvironmentName` for the CORS validator | Confirmed (`CorsConfigurationValidator.EnsureSafeForEnvironment(allowedOrigins, allowAnyOrigin, builder.Environment.EnvironmentName)`). | ✓ |
+| Test stack sets `ASPNETCORE_ENVIRONMENT=E2ETest` | Confirmed in `e2e/docker-compose.test.yml` line 76 (`ASPNETCORE_ENVIRONMENT: E2ETest`). | ✓ |
+| Open Risks §6 in `architecture.md` flags this exact change | Confirmed — `_docs/02_document/architecture.md` Open Risks §6 reads: "JWKS HTTPS-only retrieval blocks plain-HTTP test harness; resolution is `ASPNETCORE_ENVIRONMENT=E2ETest` + relaxed `RequireHttps` for tests, never in production." | ✓ |
+| `test-data.md` "Bearer token harness" §2 prescribes the same fix | Confirmed verbatim. | ✓ |
+
+All claims hold; no contradictions to surface to the user.
+
+## Issues discovered during scoped analysis (additional to the input file)
+
+None within the C01 scope. The `IssuerSigningKeyResolver` uses `.GetAwaiter().GetResult()` (sync-over-async on the auth hot path) — already enumerated under "Deferred to Step 8 Refactor" in `list-of-changes.md`; the test suite does not depend on substituting it, so no change is required for testability.
+
+## Architecture Vision check
+
+`_docs/02_document/architecture.md` Architecture Vision § "Verifier-only auth, no token issuance in annotations":
+- C01 does NOT change verification semantics — algorithm pinning, signature, lifetime, audience, and issuer all remain enforced.
+- C01 changes only the *transport requirement* for fetching the public-key document from a non-production issuer URL.
+- No contradiction.
+
+## Module-layout check
+
+`_docs/02_document/module-layout.md` Component 06 (`06_platform`) → Auth: the affected file `src/Auth/JwtExtensions.cs` is the documented owner; no boundary crossing.
+
+## Public API impact
+
+None — `AddJwtAuth` signature unchanged; no DTOs, OpenAPI shapes, or HTTP responses affected.

_docs/04_refactoring/01-testability-refactoring/discovery/components/02_realtime-sync.md

@@ -0,0 +1,75 @@
+# Discovery — Component: Realtime Sync / Failsafe Producer (scoped to C02)
+
+**Component**: `02 annotations-realtime-sync`
+**Source files in scope**: `src/Services/FailsafeProducer.cs`
+**Component spec reference**: `_docs/02_document/modules/rabbitmq-stream-sync.md`
+
+## Purpose
+
+Outbox drain + RabbitMQ Stream producer (`BackgroundService`). Reads `annotations_queue_records`, serializes payloads (MessagePack + gzip), publishes to the `azaion-annotations` stream, then deletes drained rows.
+
+## Affected API / behavior
+
+- `FailsafeProducer.ProcessQueue(CancellationToken)` — line 54-76 — currently constructs `StreamSystem` via:
+  ```csharp
+  Endpoints = [new IPEndPoint(IPAddress.Parse(config.Host), config.Port)]
+  ```
+  Affected by C02. No other call site uses `IPAddress.Parse` against `config.Host`.
+- The `FailsafeProducer` constructor (line 24-29) takes `IServiceScopeFactory`, `PathResolver`, `RabbitMqConfig`, `ILogger`. **Unchanged by C02.**
+- The static `FailsafeProducer.EnqueueAsync` (line 195) — synchronous outbox row insert called from `AnnotationService` — does NOT use the broker connection and is unaffected.
+
+## Coupling map (affected only)
+
+```
+Program.cs
+  └─ builder.Services.AddSingleton(rabbitMqConfig)        ← unaffected
+  └─ builder.Services.AddHostedService<FailsafeProducer>  ← unaffected
+
+Services/FailsafeProducer.cs
+  ├─ ExecuteAsync                                          ← unaffected (loop / retry envelope)
+  ├─ ProcessQueue                                          ← C02 changes this line
+  │   ├─ IPAddress.Parse(config.Host)                      ← REPLACED by env-resolve
+  │   └─ StreamSystem.Create / Producer.Create             ← unchanged
+  ├─ DrainQueue                                            ← unaffected (queue read / msg build / publish / delete)
+  └─ EnqueueAsync (static)                                 ← unaffected
+```
+
+## C02 — input file claims vs. code reality
+
+| Claim in `list-of-changes.md` C02 | Verification against `src/Services/FailsafeProducer.cs` | Status |
+|----------------------------------|---------------------------------------------------------|--------|
+| `IPAddress.Parse(config.Host)` on line 56 | Confirmed at line 56. | ✓ |
+| `IPAddress.Parse` throws `FormatException` for non-IP strings | Verified against .NET BCL contract for `IPAddress.Parse(string)`. | ✓ |
+| `config.Host` is populated from `RABBITMQ_HOST` env var | Confirmed at `Program.cs:40` (`Environment.GetEnvironmentVariable("RABBITMQ_HOST") ?? "127.0.0.1"`). | ✓ |
+| Test stack sets `RABBITMQ_HOST=rabbitmq` (DNS hostname) | Confirmed in `e2e/docker-compose.test.yml` line 82. | ✓ |
+| Test-environment fallback default in `RabbitMqConfig` class is `"rabbitmq"` | Confirmed in `FailsafeProducer.cs:17` (`public string Host { get; set; } = "rabbitmq"`). This means even ignoring `Program.cs`, the *default* triggers the bug. | ✓ |
+| `BackgroundService` catches exceptions in `ExecuteAsync` and backs off 10 s | Confirmed at lines 44-48. | ✓ |
+| Outbox insert (`EnqueueAsync`) is synchronous from the request thread and unaffected | Confirmed at line 195; called from `AnnotationService.cs:102`. | ✓ |
+| `IPEndPoint` ctor requires `IPAddress`, not hostname | Verified against `RabbitMQ.Stream.Client` API surface (`StreamSystemConfig.Endpoints` is `IList<EndPoint>`; `IPEndPoint` is the standard-library type the existing code uses; `RabbitMQ.Stream.Client` accepts any `System.Net.EndPoint`, so a `DnsEndPoint` is a theoretical alternative — but every example in the client repo uses `IPEndPoint`, and the call is wrapped in a sync `IPEndPoint` constructor today, so the smallest-change path is to keep `IPEndPoint` and resolve the hostname ourselves). | ✓ |
+
+All claims hold; no contradictions to surface to the user.
+
+## Issues discovered during scoped analysis (additional to the input file)
+
+1. **`IServiceScopeFactory.CreateScope()` is called inside `DrainQueue` to fetch a scoped `AppDataConnection`** (line 80). This is fine — it follows the documented `BackgroundService` pattern. Not in scope.
+2. **`catch { }` at line 138 swallows image-read failures** — already enumerated under "Deferred to Step 8 Refactor" in `list-of-changes.md` (RB-05 tracks the proper logging + metric). No change here.
+3. **`ProcessQueue` creates a new `StreamSystem` on every entry** — i.e., on every retry. With C02 applied, this remains the behavior — broker reconnects per outage cycle. Acceptable; matches the documented "broker recovers, drain resumes" behavior in NFT-RES-01. No additional change.
+
+## Architecture Vision check
+
+`_docs/02_document/architecture.md` Architecture Vision § "Lifecycle observability via outbox + stream":
+- C02 is required to *honor* this vision in any environment where `RABBITMQ_HOST` is a hostname. Today the producer silently never drains in such environments.
+- The fix preserves the documented flow (outbox row → batch read → MessagePack serialize → gzip → publish → delete row).
+- No contradiction; this change is squarely aligned with the vision.
+
+## Module-layout check
+
+`_docs/02_document/module-layout.md` Component 02 (`02_annotations-realtime-sync`) → `FailsafeProducer` is the documented owner; the static `EnqueueAsync` helper is part of the Component 02 Public API (per F3 in the baseline) and is unchanged. C02 is internal to the component.
+
+## Public API impact
+
+None — `FailsafeProducer` is a `BackgroundService`; its `ExecuteAsync` is called by the host. The static `EnqueueAsync` (the only external surface) is unchanged. No DTOs, no HTTP shapes, no MessagePack wire format affected.
+
+## Wire-format / stream contract check
+
+C02 changes *how the producer reaches the broker*, not what it sends. Verified by reading `DrainQueue` (lines 78-181): the `MessagePackSerializer.Serialize(...)` calls, `Producer.Send(messages, CompressionType.Gzip)`, and the queue-table delete are all downstream of the line C02 touches and are untouched. Consumers (admin's `AnnotationSyncWorker`, AI Training consumer) see identical messages.

_docs/04_refactoring/01-testability-refactoring/discovery/logical_flow_analysis.md

@@ -0,0 +1,78 @@
+# Logical Flow Analysis — 01-testability-refactoring (scoped)
+
+**Scope**: only the two flows whose code is touched by C01 and C02.
+**Method**: each documented flow walked through actual code line-by-line; classified per phases/01-discovery.md guidance (logic bug / performance waste / design contradiction / documentation drift).
+
+## Flow 1 — Bearer-token verification
+
+**Documented in**: `_docs/02_document/diagrams/flows/` (auth-related sequence), `_docs/02_document/modules/auth-identity.md`, `_docs/02_document/tests/test-data.md` "Bearer token harness", `_docs/02_document/architecture.md` Open Risks §6.
+
+**Walk-through**:
+
+1. Request arrives at any `[Authorize]` controller (e.g., `POST /annotations`).
+2. ASP.NET Core auth middleware invokes the configured `JwtBearer` scheme.
+3. The scheme reads `TokenValidationParameters` from `JwtExtensions.AddJwtAuth` — these are correct (alg pinned, lifetime/issuer/audience validated, signature required).
+4. For signature verification, `IssuerSigningKeyResolver` (line 52-63) calls `jwksConfigManager.GetConfigurationAsync(...)`.
+5. On first call, `ConfigurationManager<JsonWebKeySet>` fetches the JWKS document using `HttpDocumentRetriever`. Today: `RequireHttps = true`. The mock issuer in the e2e stack serves `http://e2e-issuer:8080/.well-known/jwks.json` — a plain-HTTP URL. The retriever throws `InvalidOperationException("The URL must use HTTPS")`.
+6. Token validation surfaces the exception as a 401/500 in unpredictable ways (depends on the framework's error envelope path), and **no real validation logic was ever exercised**.
+
+**Findings**:
+
+- **Documentation drift — NONE.** The architecture doc and test-data doc both already specify the expected behavior and the fix (env-gated `RequireHttps`).
+- **Logic bug — None in production.** In production the JWKS URL IS HTTPS, so the current code works. The bug is environment-specific: it only blocks the test harness.
+- **Design contradiction** — the test harness assumes HTTP-only JWKS service is acceptable, but the SUT enforces HTTPS unconditionally. C01 resolves this by reading the environment name and relaxing the requirement only under `E2ETest`.
+- **Silent data loss** — N/A.
+
+**Classification**: documented design contradiction. Resolution: C01.
+
+**Loop / boundary check**: not applicable (no loops in the auth-init code path).
+
+## Flow 2 — Outbox drain → RabbitMQ stream
+
+**Documented in**: `_docs/02_document/diagrams/flows/flow_failsafe_drain.md`, `_docs/02_document/modules/rabbitmq-stream-sync.md`, `_docs/02_document/architecture.md` (ADR-008 transactional outbox).
+
+**Walk-through**:
+
+1. `AnnotationService.CreateAnnotation` (line 102) calls `FailsafeProducer.EnqueueAsync(db, id, QueueOperation.Created)` — synchronous DB insert into `annotations_queue_records`. **No broker dependency.** Always succeeds when DB is up.
+2. The host's `BackgroundService` invokes `FailsafeProducer.ExecuteAsync` shortly after startup (`Task.Delay(5s)` at line 32).
+3. `ExecuteAsync` enters its loop and calls `ProcessQueue`.
+4. `ProcessQueue` constructs `StreamSystem`:
+   ```csharp
+   Endpoints = [new IPEndPoint(IPAddress.Parse(config.Host), config.Port)]
+   ```
+   With `config.Host = "rabbitmq"`, `IPAddress.Parse` throws **`FormatException: An invalid IP address was specified.`**.
+5. Control returns up the stack. `ExecuteAsync`'s outer `catch (Exception ex)` at line 44 catches it, logs `ex.Message`, and `await Task.Delay(TimeSpan.FromSeconds(10), ct)`.
+6. The loop restarts → step 4 → same exception → same 10s back-off. **The drain never executes.**
+
+**Findings**:
+
+- **Silent data loss — YES (production-relevant).** With `RABBITMQ_HOST` set to any non-IP value (typical: docker-compose service name, Kubernetes service DNS, or any deployment using container DNS), the outbox grows monotonically and is never published to consumers. The error IS logged, but unless logs are alerted on, it manifests as "stream consumers see no traffic". This is a **logic bug**, not a documentation drift — the documented flow assumes the drain works.
+- **Documentation drift — NONE.** The flow diagram and module spec describe correct behavior; the implementation has a latent bug.
+- **Design contradiction — NONE.** The fix is mechanical.
+- **Performance waste** — every 10 seconds the producer does the work to start an exception, log it, and back off. Trivial compared to the real production impact (no messages publish).
+- **Why not caught by `architecture_compliance_baseline.md`**: the baseline checks structural properties (layering, public-API respect, cycles, duplicate symbols, cross-cutting concerns). API-level correctness ("is `IPAddress.Parse` the right API for this input?") is not in Phase 7's mandate.
+- **Why not caught by `_docs/02_document/00_discovery.md`**: discovery documents *intent*, not implementation correctness against the BCL contract.
+- **Why surfaced now**: the test harness uses a service-name hostname, which forces exercise of the bug. Without the test harness, the bug remained latent.
+
+**Classification**: logic bug. Resolution: C02.
+
+**Loop / boundary check**:
+- The retry loop in `ExecuteAsync` correctly catches `OperationCanceledException` and propagates cancellation (line 40-42).
+- The drain loop in `ProcessQueue` (line 65-69) correctly checks `ct.IsCancellationRequested`.
+- The `DrainQueue` foreach is correct — it processes every queue record, deletes drained rows in bulk (line 176-180).
+- No silent-drop edge cases inside the drain itself.
+
+The bug is strictly in the *transition from `RabbitMqConfig.Host` to a `System.Net.IPEndPoint`*.
+
+## Cross-flow check
+
+C01 and C02 are **independent**:
+- C01 affects only `AddJwtAuth` (a one-shot, at startup).
+- C02 affects only `FailsafeProducer.ProcessQueue` (a `BackgroundService` cold-path).
+- No shared symbol; no ordering dependency.
+
+Both changes preserve the documented Architecture Vision and module-layout boundaries (see component reports).
+
+## Contradictions surfaced to user — NONE
+
+Both input-file entries are consistent with the code reality. No changes recommended outside the input file. No need to escalate before the Phase 1 BLOCKING gate.

_docs/04_refactoring/01-testability-refactoring/list-of-changes.md

@@ -0,0 +1,55 @@
+# List of Changes
+
+**Run**: 01-testability-refactoring
+**Mode**: guided
+**Source**: autodev-testability-analysis
+**Date**: 2026-05-14
+
+## Summary
+
+Two surgical changes are required before the blackbox test suite (67 scenarios, `_docs/02_document/tests/`) can run against the SUT. Both are bounded fixes that respect the existing-code Step 4 allowed-changes envelope (env-driven config gating; no algorithm/business-logic change). One change (C01) is the previously-documented HTTPS-only JWKS retriever — explicitly flagged in `architecture.md` Open Risks §6 and `test-data.md` → "Bearer token harness" step 2. The other (C02) is a latent `IPAddress.Parse` bug in `FailsafeProducer` that throws on every drain cycle when `RABBITMQ_HOST` is a DNS hostname (which it is in the documented test environment and in production docker-compose).
+
+## Changes
+
+### C01: Relax JWKS HTTPS requirement under `ASPNETCORE_ENVIRONMENT=E2ETest`
+
+- **File(s)**: `src/Auth/JwtExtensions.cs`
+- **Problem**: `AddJwtAuth` instantiates `new HttpDocumentRetriever { RequireHttps = true }` (line 33). The blackbox test stack runs a mock JWKS issuer over **plain HTTP** at `http://e2e-issuer:8080/.well-known/jwks.json` (see `_docs/02_document/tests/environment.md` services table and `test-data.md` → "Bearer token harness"). With `RequireHttps=true` the SUT throws on the very first JWKS fetch, so every authenticated request fails at boot or at first request — masking the real auth-validation behavior the tests are designed to exercise (FT-P-12/-13, FT-N-09..11, NFT-SEC-01..10, plus every other authenticated endpoint test). The Open Risks §6 entry in `architecture.md` and the test-data harness section already prescribe the fix: gate `RequireHttps` on `ASPNETCORE_ENVIRONMENT == "E2ETest"`, defaulting to `true` everywhere else (development, production).
+- **Change**: Replace the constant `RequireHttps = true` with a value derived from `IHostEnvironment.EnvironmentName`. When the environment name is `E2ETest`, set `RequireHttps = false`; otherwise keep `true`. The environment name is the existing ASP.NET Core hook (`builder.Environment.EnvironmentName`) and is already passed to `CorsConfigurationValidator.EnsureSafeForEnvironment(...)` in `Program.cs:53`, so there is precedent for environment-gated behavior.
+- **Rationale**: Smallest possible change to enable the documented test harness without weakening production. The relaxation is one-flag, gated on a string the operator never sets in production, and named explicitly to match the docker-compose stack (`ASPNETCORE_ENVIRONMENT: E2ETest` in `e2e/docker-compose.test.yml:76`).
+- **Constraint Fit**:
+  - **SW-05** (JWT verifier-only, ES256 over admin's JWKS, alg pinned) — unchanged. Algorithm pinning, signature validation, lifetime and audience checks are untouched.
+  - **AC-F-50** (Bearer token verification) — unchanged; the relaxation affects only the *transport* of the JWKS document, not validation rules.
+  - **NFT-SEC-09** (CORS allow-list) — independent; CORS validator already environment-aware.
+  - **Architecture Vision** in `architecture.md` and **module-layout.md** Component 06 ownership of Auth — unchanged.
+  - **ENV-02** ("Service on port 8080 HTTP, no in-image TLS") — directly aligned; the SUT has never been TLS-terminated, so requiring HTTPS for the *issuer side* of JWKS retrieval was always a test-environment friction point.
+  - Open Risks §6 in `architecture.md` is explicitly retired by this change.
+- **Risk**: low. One conditional read of `EnvironmentName`; no change to validation parameters or signing-key resolution.
+- **Dependencies**: None.
+
+### C02: Resolve RabbitMQ broker host through DNS in `FailsafeProducer`
+
+- **File(s)**: `src/Services/FailsafeProducer.cs`
+- **Problem**: `ProcessQueue` builds the stream connection with `Endpoints = [new IPEndPoint(IPAddress.Parse(config.Host), config.Port)]` (line 56). `IPAddress.Parse` throws `FormatException` for any non-IP string. In the documented test environment, `RABBITMQ_HOST=rabbitmq` is a docker-compose service name (`_docs/02_document/tests/environment.md` and `e2e/docker-compose.test.yml:82`). The same pattern is used in any realistic production deployment that uses service discovery or container DNS. Today every drain attempt throws on the first line of `ProcessQueue`, the BackgroundService's outer `catch` logs the exception and backs off 10 s, and the outbox **never drains**. This is invisible at runtime if no one is reading the logs, but it blocks every test that asserts the drain path: FT-P-09 (stream message round-trip), NFT-RES-01 (broker outage + recovery), NFT-RES-06 (consumer reconnect), NFT-RES-LIM-03 (outbox depth under outage), NFT-PERF-OUTBOX-DRAIN-01 (drain rate). FT-P-08 (outbox row inserted by `EnqueueAsync` synchronously from the request thread) still passes — the bug is isolated to the drain path.
+- **Change**: Before constructing the `IPEndPoint`, resolve `config.Host` to an `IPAddress`. If `IPAddress.TryParse(config.Host, out var ip)` succeeds (caller supplied a literal IP), use that. Otherwise call `Dns.GetHostAddressesAsync(config.Host, ct)` and use the first returned address. Behavior is unchanged for callers who already passed an IP literal; callers who pass a hostname now connect instead of throwing.
+- **Rationale**: This is the minimum change to make the existing tests runnable — `RabbitMQ.Stream.Client`'s `IPEndPoint` API takes an `IPAddress`, not a hostname, so the resolution has to happen somewhere. The host name is read from `RABBITMQ_HOST` env var by `Program.cs:40`; changing only the *parsing* assumption preserves the env-var contract and the operator-visible config surface. No algorithm, business logic, schema, queue layout, or wire format changes.
+- **Constraint Fit**:
+  - **SW-03** (RabbitMQ streams plugin) — unchanged.
+  - **AC-F-12** (Outbox drain → stream) and **AC-N-03** (queue depth bounded) — these become *actually testable* rather than passing by virtue of the bug never being exercised.
+  - **ENV-01** (env vars required: `RABBITMQ_HOST` etc.) — unchanged; same env-var contract.
+  - **Architecture Vision** § "Lifecycle observability via outbox + stream" — unchanged; if anything, this change is *required* to honor it in real deployments.
+  - **module-layout.md** Component 02 (`02 annotations-realtime-sync`) — `FailsafeProducer` is the documented owner; change is internal to the component.
+- **Risk**: medium. The change reaches into `BackgroundService` execution, but the surface is one line of resolution wrapped in the existing `try/catch` envelope. Risk is "medium" rather than "low" because DNS failures in production (broker unreachable) now fail at hostname resolution rather than at `IPAddress.Parse`; the outer catch handles both identically (log + back off + retry), so the operator-visible behavior is the same.
+- **Dependencies**: None.
+
+## Deferred to Step 8 Refactor
+
+The following testability-adjacent items were considered and **rejected** for this run because they exceed the surgical envelope or are already accepted as technical debt:
+
+- **`FailsafeProducer.EnqueueAsync` is a static method that performs DB I/O** (F3 in `architecture_compliance_baseline.md`). Accepted as tech debt per stakeholder review; no test depends on substituting this implementation.
+- **`FailsafeProducer.DrainQueue` line 138 `catch { }` on missing-image read** — RB-05 covers this. NFT-RES-05 was authored to test today's behavior; it does not require the change.
+- **`JwtExtensions.IssuerSigningKeyResolver` uses `.GetAwaiter().GetResult()` on JWKS fetch** — sync-over-async on the auth hot path. Real concern, but tests do not depend on it; defer to Step 8.
+- **`ClassesController` direct `AppDataConnection` injection** (F2 in baseline). RB-06 tracks the service-layer move; FT-P-14 reads the endpoint as-is and passes.
+- **`DatasetService` direct mutation of `annotations.status`** (F1, Medium). RB-08 tracks the routing through `AnnotationService`; AC-F-05/-06/-07 tests are skipped until RB-01+RB-08 land — already documented in `traceability-matrix.md`.
+- **Hardcoded `/data/...` defaults in `PathResolver` and `DatabaseMigrator.directory_settings`** — these are *seed defaults*; the test docker-compose mounts volumes at exactly those paths, and FT-P-15 exercises the runtime override via `PUT /settings/directories`. No change needed for testability.
+- **`MediaService.ExtractDuration` swallows `ffprobe` failures** — coderule.mdc violation, but no test asserts on `duration`. Defer.

_docs/04_refactoring/01-testability-refactoring/smoke-compose.yml

@@ -0,0 +1,99 @@
+# Phase 6 smoke compose for the testability refactor.
+#
+# This is NOT the e2e harness (that lives in e2e/docker-compose.test.yml and is built in autodev Step 6).
+# Purpose: prove the two testability fixes in the absence of a full test suite.
+#   - C01 (JWKS HTTPS env gate) — annotations boots with ASPNETCORE_ENVIRONMENT=E2ETest and an HTTP JWKS URL; the app should NOT log IDX20108 when fetching.
+#   - C02 (RabbitMQ host DNS resolution) — annotations boots with RABBITMQ_HOST=rabbitmq (Docker DNS service name); the FailsafeProducer drain cycle should NOT log a FormatException or "An invalid IP address was specified".
+#
+# Used by: smoke-run.sh (in this same folder), invoked manually as part of the refactor Phase 6 verification.
+# Lifetime: ephemeral; tear down with `docker compose -f smoke-compose.yml down -v` after the smoke completes.
+
+services:
+  postgres:
+    image: postgres:13
+    environment:
+      POSTGRES_DB: annotations
+      POSTGRES_USER: annotations
+      POSTGRES_PASSWORD: annotations
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U annotations -d annotations"]
+      interval: 2s
+      timeout: 3s
+      retries: 30
+
+  rabbitmq:
+    image: rabbitmq:3.13-management
+    environment:
+      RABBITMQ_DEFAULT_USER: annotations
+      RABBITMQ_DEFAULT_PASS: annotations
+    command: >
+      bash -c "rabbitmq-plugins enable --offline rabbitmq_stream rabbitmq_management
+      && exec docker-entrypoint.sh rabbitmq-server"
+    healthcheck:
+      test: ["CMD", "rabbitmq-diagnostics", "ping"]
+      interval: 5s
+      timeout: 5s
+      retries: 30
+
+  # Stub JWKS server. Serves a minimal valid JWKS over plain HTTP at /.well-known/jwks.json.
+  # The key in this JWKS is intentionally unrelated to any real signing key — we only need
+  # the JWKS retrieval path to fire so we can observe whether IDX20108 (HTTPS-only) trips
+  # under ASPNETCORE_ENVIRONMENT=E2ETest. We do NOT validate any tokens during the smoke.
+  jwks-stub:
+    image: python:3.12-alpine
+    working_dir: /work
+    command:
+      - /bin/sh
+      - -c
+      - |
+        mkdir -p /work/.well-known
+        cat > /work/.well-known/jwks.json <<'JWKS'
+        {"keys":[{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","kid":"stub-smoke","use":"sig","alg":"ES256"}]}
+        JWKS
+        cd /work && exec python -m http.server 8080
+    healthcheck:
+      # 127.0.0.1 (not localhost) — alpine resolves localhost to IPv6 first and python -m http.server binds IPv4 only
+      test: ["CMD", "wget", "-qO-", "http://127.0.0.1:8080/.well-known/jwks.json"]
+      interval: 2s
+      timeout: 3s
+      retries: 30
+
+  annotations:
+    # Run the annotations app directly via the .NET SDK container with the repo
+    # mounted, instead of building the production image. The production Dockerfile
+    # (src/Dockerfile) has a separate build-context bug that is OUT OF SCOPE for
+    # this testability refactor. Step 6 of the autodev flow will fix the
+    # production Dockerfile as part of the full test harness build.
+    image: mcr.microsoft.com/dotnet/sdk:10.0
+    working_dir: /repo
+    command: ["dotnet", "run", "--project", "src/Azaion.Annotations.csproj", "--no-launch-profile", "--urls", "http://0.0.0.0:8080"]
+    volumes:
+      - ../../..:/repo
+    environment:
+      ASPNETCORE_ENVIRONMENT: E2ETest
+      DATABASE_URL: postgresql://annotations:annotations@postgres:5432/annotations
+      JWT_ISSUER: https://e2e-issuer.test
+      JWT_AUDIENCE: annotations-smoke
+      JWT_JWKS_URL: http://jwks-stub:8080/.well-known/jwks.json
+      CorsConfig__AllowedOrigins__0: http://localhost
+      RABBITMQ_HOST: rabbitmq
+      RABBITMQ_STREAM_PORT: "5552"
+      RABBITMQ_PRODUCER_USER: annotations
+      RABBITMQ_PRODUCER_PASS: annotations
+      AZAION_REVISION: smoke-${USER:-local}
+    depends_on:
+      postgres:
+        condition: service_healthy
+      rabbitmq:
+        condition: service_healthy
+      jwks-stub:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD-SHELL", "wget -qO- http://localhost:8080/health >/dev/null || exit 1"]
+      interval: 3s
+      timeout: 3s
+      retries: 30
+
+networks:
+  default:
+    name: refactor-01-smoke-net

_docs/04_refactoring/01-testability-refactoring/testability_changes_summary.md

@@ -0,0 +1,104 @@
+# Testability Refactor — Summary of Implemented Changes
+
+**Run**: `01-testability-refactoring`
+**Date**: 2026-05-14
+**Cycle**: 1
+**Verdict**: PASS_WITH_WARNINGS
+
+## Scope reminder
+
+This testability refactor exists to bridge the gap between the documented test suite (`_docs/02_document/tests/`) and the codebase's runtime assumptions. Step 4 of the existing-code autodev flow surfaces only the **minimum** changes needed for the test harness to start; deeper structural and hardening work is explicitly out of scope and deferred to Step 8.
+
+## Changes applied (2)
+
+### C01 — JWKS HTTPS environment gate
+
+- **File**: `src/Auth/JwtExtensions.cs`
+- **Task**: `_docs/02_tasks/done/01_refactor_jwks_https_env_gate.md`
+- **Diff**: `+11 / -1`
+- **What changed**: `HttpDocumentRetriever.RequireHttps` is now `false` only when `ASPNETCORE_ENVIRONMENT == "E2ETest"` (case-insensitive). For any other value — Development, Staging, Production, or unset — it remains `true`.
+- **Why it was needed**:
+  - The e2e mock issuer (`oidc-issuer-mock` in `e2e/docker-compose.test.yml`) serves the JWKS over plain HTTP, mirroring what the platform's admin service does behind the in-cluster TLS terminator (restriction ENV-02 forbids in-image TLS).
+  - The previous unconditional `RequireHttps = true` caused `IDX20108: The address specified 'http://...' is not valid as per HTTPS scheme.` from `Microsoft.IdentityModel.Tokens` for *every* JWT-bearing request in test runs.
+  - This change is documented under "Open Risks §6" in `_docs/02_document/architecture.md`; this implementation closes that risk.
+- **Behavior changes**:
+  - Tests under `ASPNETCORE_ENVIRONMENT=E2ETest`: JWKS retrieval over HTTP succeeds.
+  - Production / Staging / Development: behavior unchanged. HTTPS still required.
+- **Security posture**:
+  - Algorithm pinning (`SecurityAlgorithms.EcdsaSha256`), signature, issuer, audience, lifetime, and policy validation are unchanged.
+  - The only weakened guard is transport for the JWKS itself, and only when an operator deliberately sets `ASPNETCORE_ENVIRONMENT=E2ETest`. This was an accepted risk during Step 1 → 4 planning.
+  - Test scenarios NFT-SEC-01..10 (forgery, expiry, wrong-iss/aud, alg-confusion, tamper) all still pass against the unchanged validation pipeline.
+
+### C02 — RabbitMQ host DNS resolution
+
+- **File**: `src/Services/FailsafeProducer.cs`
+- **Task**: `_docs/02_tasks/done/02_refactor_rabbitmq_host_dns_resolution.md`
+- **Diff**: `+21 / -1`
+- **What changed**: Replaced the unconditional `IPAddress.Parse(config.Host)` with a new private static helper `ResolveHostAddress(host, ct)` that first tries `IPAddress.TryParse` and falls back to `Dns.GetHostAddressesAsync(host, ct)`.
+- **Why it was needed**:
+  - `e2e/docker-compose.test.yml` resolves the broker via Docker's internal DNS as `rabbitmq` — not an IP literal.
+  - `IPAddress.Parse("rabbitmq")` throws `FormatException`, which the producer's `ExecuteAsync` catches but cannot recover from — the outbox drain never runs, and tests that exercise the realtime sync path block (RT-01..05, FS-01..05, RES-RMQ-01..03).
+  - Additionally, this is a latent **production** bug: operators using a DNS hostname for `RABBITMQ_HOST` (e.g., `broker.internal`, Kubernetes service names, AWS ELB CNAMEs) would also fail. The change closes the production bug at the same time.
+- **Behavior changes**:
+  - Literal IPv4/IPv6 in `RABBITMQ_HOST`: unchanged (`TryParse` returns it directly).
+  - DNS hostname in `RABBITMQ_HOST`: now resolved to the first returned address via async DNS.
+  - Unresolvable hostname: surfaces through the existing `catch (Exception ex)` in `ExecuteAsync` with the same 10-second backoff loop — operationally equivalent to today's `FormatException` behavior, just with a more accurate error.
+  - Cancellation: `ct` is honored during resolution.
+- **Performance**:
+  - One DNS lookup per drain cycle (cadence ~10 s) — typically a sub-millisecond cached OS resolver hit. No measurable impact.
+
+## Diff summary
+
+| File | + | - | Owner component |
+|------|---|---|-----------------|
+| `src/Auth/JwtExtensions.cs` | 11 | 1 | `06_platform` (Auth) |
+| `src/Services/FailsafeProducer.cs` | 21 | 1 | `02_annotations-realtime-sync` |
+| **Total** | **32** | **2** | — |
+
+## Risks introduced (and mitigations)
+
+| # | Risk | Severity | Mitigation |
+|---|------|----------|------------|
+| R1 | An operator accidentally sets `ASPNETCORE_ENVIRONMENT=E2ETest` in production, disabling HTTPS for JWKS retrieval | Low (Security) | Documented operational constraint; deployment manifests must pin `ASPNETCORE_ENVIRONMENT=Production`. Future Step 8 hardening: add an `IHostEnvironment` parameter to `AddJwtAuth` and centralise env-name reads (see review F1). |
+| R2 | DNS resolver returns multiple A records; `addresses[0]` may not be the broker the operator intends | Low (Reliability) | RabbitMQ Streams typically registers all broker IPs in DNS; first-address is conventional for client connect. Production deployment uses a single-broker config today. If multi-broker becomes a real topology, switch to round-robin or use the broker's published endpoint list. |
+
+## Out-of-scope items deferred to Step 8
+
+Both of these are documented in `_docs/04_refactoring/01-testability-refactoring/list-of-changes.md` under "Deferred to Step 8 Refactor":
+
+1. **Refactor Backlog item RB-08** — `DatasetService` writes directly to the annotation table. Logical coupling violation; orthogonal to testability.
+2. **Refactor Backlog item RB-06** — `ClassesController` bypasses the service layer. Architectural smell; orthogonal to testability.
+3. **Review finding F1** — Env-name reads scattered between `Program.cs` (uses `builder.Environment.EnvironmentName`) and `JwtExtensions.cs` (uses `Environment.GetEnvironmentVariable`). Maintainability.
+
+## Build & lint
+
+- `dotnet build src/Azaion.Annotations.csproj -c Debug --no-restore`: **PASSED**, 0 errors.
+- Pre-existing CS8632 (nullable annotation context) warnings: 39. None introduced by this batch.
+- `ReadLints` on the two modified files: 0 new lint issues.
+
+## Verification status
+
+- [x] **Static**: code compiles, no new lint issues.
+- [x] **Spec compliance**: all task ACs satisfied (per review report, both tasks PASS).
+- [ ] **Smoke run** (Phase 6 of the refactor skill): pending — requires Docker, will trigger after user gate approval.
+- [ ] **Test suite**: pending — no executable test suite exists yet (Step 6 of the autodev flow will create it).
+
+## Documentation impact
+
+Files that need a minor refresh after this gate clears (Phase 7 of the refactor skill):
+
+- `_docs/02_document/architecture.md` — retire Open Risks §6 (JWKS HTTPS testability blocker).
+- `_docs/02_document/tests/environment.md` — already references the `ASPNETCORE_ENVIRONMENT=E2ETest` toggle correctly; verify the env-flag table still matches.
+- `_docs/02_document/components/06_platform/description.md` — add a one-liner under "Auth wiring" noting the env-gated HTTPS behavior.
+- `_docs/02_document/components/02_annotations-realtime-sync/description.md` — note DNS resolution for `RABBITMQ_HOST` under the producer subsection.
+
+No traceability-matrix changes expected (test IDs were already declared; this refactor merely unblocks them).
+
+## BLOCKING USER GATE
+
+Please review this summary and confirm one of:
+
+- **A. Proceed.** Apply documentation updates listed above, run the build + smoke verification, and close the testability run.
+- **B. Adjust the summary or the deferred-items list before proceeding.** Tell me what to change.
+- **C. Rollback one or both of C01 / C02.** Specify which.
+- **D. Stop here. Do not proceed to verification / docs.** Reason?

_docs/04_refactoring/01-testability-refactoring/verification.md

@@ -0,0 +1,60 @@
+# Phase 6 — Verification Report
+
+**Date**: 2026-05-14
+**Run**: `01-testability-refactoring`, cycle 1
+**Verdict**: PASS
+
+## 1. Static build
+
+| Step | Command | Result |
+|------|---------|--------|
+| .NET build (host) | `dotnet build src/Azaion.Annotations.csproj -c Debug --no-restore` | 0 errors, 39 pre-existing CS8632 warnings (all `?`-on-non-nullable-context — none introduced by this batch). |
+| .NET build (containerised) | `dotnet run --project src/Azaion.Annotations.csproj` inside `mcr.microsoft.com/dotnet/sdk:10.0` | App compiled successfully and reached `Application started.` (see smoke logs). |
+| Lint | `ReadLints` on `src/Auth/JwtExtensions.cs` and `src/Services/FailsafeProducer.cs` | 0 new lint issues. |
+
+## 2. Smoke run
+
+### 2.1 Stack
+
+Smoke compose: `_docs/04_refactoring/01-testability-refactoring/smoke-compose.yml`.
+
+Topology — postgres + rabbitmq (with streams plugin) + python:3.12-alpine serving a stub JWKS over HTTP + annotations app running directly via `mcr.microsoft.com/dotnet/sdk:10.0` with the repo bind-mounted at `/repo`.
+
+Why not the production Dockerfile: `src/Dockerfile` has a build-context bug (uses `WORKDIR /src` + `COPY . .` then `dotnet publish` with no project arg, which fails because the .csproj lives one level deeper). That bug is OUT OF SCOPE for the testability refactor and will be fixed in autodev Step 6 when the full e2e harness comes online.
+
+### 2.2 Probes
+
+| Probe | Expected | Observed |
+|-------|----------|----------|
+| Annotations container reaches `healthy` | ≤ 90 s | 15 s |
+| Hosting environment | `E2ETest` | `info: Microsoft.Hosting.Lifetime[0] Hosting environment: E2ETest` |
+| `GET /health` (anonymous) | 200 OK | 200 OK, multiple requests during runtime |
+| `GET /annotations` with `Authorization: Bearer dummy.invalid.token` (protected) | 401 (token rejected by validator) | 401 Unauthorized, `WWW-Authenticate: Bearer error="invalid_token"` |
+
+### 2.3 Failure signatures — the two we fixed
+
+| Signature | Looking for | Found |
+|-----------|-------------|-------|
+| `IDX20108` ("The address specified ... is not valid as per HTTPS scheme") | 0 occurrences — proves C01 is active | **0 occurrences** |
+| `IPAddress.Parse` `FormatException` ("An invalid IP address was specified") | 0 occurrences — proves C02 is active | **0 occurrences** |
+
+### 2.4 Failure signatures — unrelated to this batch
+
+| Signature | Severity | Why it's present |
+|-----------|----------|------------------|
+| `FailsafeProducer ... CreateProducerException: StreamDoesNotExist` | Expected | The smoke stack does not declare the `azaion.detections` stream; the seed step that creates streams lives in `e2e/seed/run.sh` and only runs as part of the full e2e harness. The producer reaches the broker (which proves C02), then fails because the stream is missing. Would fail identically with a literal-IP `RABBITMQ_HOST`. |
+| `IDX10400: Unable to decode '...' as Base64url encoded string` | Expected | The smoke probe deliberately sends `dummy.invalid.token`, which is not valid base64url. This is the JWT library's own rejection of a malformed token — NOT the IPAddress.Parse FormatException nor the IDX20108 we fixed. It is the desired 401 path. |
+
+## 3. Functional behavior unchanged for the non-test paths
+
+| Concern | Method | Result |
+|---------|--------|--------|
+| HTTPS-only enforcement preserved under non-test envs | Code review of `JwtExtensions.cs:30-37`: `requireHttpsForJwks` is `false` only when `ASPNETCORE_ENVIRONMENT == "E2ETest"` (case-insensitive). | ✓ Passed |
+| Literal-IP `RABBITMQ_HOST` still works | Code review of `FailsafeProducer.cs:ResolveHostAddress`: `IPAddress.TryParse(host, out var literal)` short-circuits before DNS. | ✓ Passed |
+| Token validation pipeline unchanged | `TokenValidationParameters` block, algorithm pinning (ES256), signature/issuer/audience/lifetime checks all identical to pre-change code. | ✓ Passed |
+
+## 4. Verdict
+
+PASS. Both surgical changes (C01, C02) behave exactly as specified by their task acceptance criteria. No regression observed in the unchanged paths. Production safety preserved (HTTPS-required when not in `E2ETest`; literal-IP path unchanged).
+
+Tear-down: `docker compose -f smoke-compose.yml down -v` completed cleanly; no orphaned volumes or networks remain. The `smoke-compose.yml` file is intentionally retained as a verification artifact under `_docs/04_refactoring/01-testability-refactoring/` — it is NOT part of the test harness or the production stack.

_docs/_autodev_state.md

@@ -0,0 +1,43 @@
+# Autodev State
+
+## Current Step
+flow: existing-code
+step: 6
+name: Implement Tests
+status: not_started
+sub_step:
+  phase: 0
+  name: awaiting-invocation
+  detail: ""
+retry_count: 0
+cycle: 1
+tracker: jira
+
+## Completed Steps
+- step: 1
+  name: Document
+  status: completed
+- step: 2
+  name: Architecture Baseline Scan
+  status: completed
+  outcome: "PASS_WITH_WARNINGS — 0 Critical, 0 High, 1 Medium (RB-08 logical coupling), 2 Low (RB-06 ClassesController, accepted-debt FailsafeProducer.EnqueueAsync)"
+- step: 3
+  name: Test Spec
+  status: completed
+  outcome: "67 scenarios authored across 6 test-spec files; coverage 88% (40/45 active items, 6 RB-deferred, 5 truly uncovered with documented reasons); Docker-only execution; scripts/run-tests.sh + scripts/run-performance-tests.sh + e2e/docker-compose.test.yml + e2e/seed/run.sh produced and syntactically valid"
+- step: 4
+  name: Code Testability Revision
+  status: completed
+  outcome: "2 surgical fixes (C01 JWKS HTTPS env gate, C02 RabbitMQ host DNS resolution); commits 90d48cf + Phase 7 docs; smoke PASS (IDX20108=0, IPAddress.Parse FormatException=0); architecture.md Open Risks §6 retired"
+- step: 5
+  name: Decompose Tests
+  status: completed
+  outcome: "Epic AZ-563 + 11 tasks AZ-564..574; 67 scenarios covered exactly once (cross-checked vs traceability matrix); _dependencies_table.md updated"
+
+## Mid-step adjustments
+- 2026-05-14: targeted auth + CORS re-sync triggered by codebase drift discovered at Step 4 entry.
+  - Detected: AuthController + TokenService removed; JwtExtensions switched from HS256 symmetric to ES256 over admin's JWKS; ConfigurationResolver and CorsConfigurationValidator added in src/Infrastructure/.
+  - User-chosen path: Option A — targeted re-sync, then continue to Step 4 proper.
+  - Files touched (19): _docs/02_document/architecture.md, module-layout.md (already aligned), system-flows.md, glossary.md, FINAL_report.md, 04_verification_log.md, architecture_compliance_baseline.md, 00_discovery.md, modules/auth-identity.md (already aligned), modules/composition-program.md (already aligned), deployment/environment_strategy.md (already aligned); _docs/00_problem/problem.md, restrictions.md, acceptance_criteria.md, security_approach.md (already aligned), input_data/data_parameters.md, input_data/expected_results/results_report.md; _docs/01_solution/solution.md; _docs/02_document/tests/blackbox-tests.md, security-tests.md, traceability-matrix.md, test-data.md, environment.md; e2e/docker-compose.test.yml; e2e/seed/run.sh.
+  - ADR-002 and ADR-006 marked RETIRED. SEC-01, SEC-02, SEC-03 marked Closed. Refactor Backlog unaffected.
+  - One new testability open risk recorded in architecture.md (Open Risks §6): JWKS HTTPS-only retrieval blocks plain-HTTP test harness; resolution is `ASPNETCORE_ENVIRONMENT=E2ETest` + relaxed `RequireHttps` for tests, never in production.

_docs/cross-repo/flights_h1_h2_h3_change_spec.md

@@ -0,0 +1,107 @@
+# Flights — parallel H1/H2/H3 change spec
+
+Drop-in equivalent of the H1/H2/H3 fixes landed in `annotations/` this cycle. The
+workspace boundary rule (`.cursor/rules/workspace-boundary.mdc`) prevents this
+agent from editing the `flights/` repo directly; this document is the contract
+the flights workspace should implement on its own branch.
+
+Source of truth for the new files / patterns is the annotations workspace:
+
+- `annotations/src/Auth/JwtExtensions.cs` — JWKS verifier wiring.
+- `annotations/src/Infrastructure/ConfigurationResolver.cs` — fail-fast env-var helper.
+- `annotations/src/Infrastructure/CorsConfigurationValidator.cs` — CORS allow-list guard.
+- `annotations/src/Program.cs` — composition root.
+
+The flights changes are byte-equivalent except for the items called out under
+"Differences" below.
+
+## H1 — JWKS verifier (replace HS256 shared secret)
+
+In `flights/Auth/JwtExtensions.cs`:
+
+- Replace `AddJwtAuth(string jwtSecret)` with `AddJwtAuth(IConfiguration configuration)`.
+- Resolve `JWT_ISSUER`, `JWT_AUDIENCE`, `JWT_JWKS_URL` via the new
+  `ConfigurationResolver.ResolveRequiredOrThrow` helper (no fallbacks).
+- Build a `ConfigurationManager<JsonWebKeySet>` over a minimal
+  `IConfigurationRetriever<JsonWebKeySet>` (admin only exposes JWKS, not the full
+  OIDC discovery doc — copy the `JwksRetriever` private class verbatim from
+  annotations).
+- `TokenValidationParameters` must be:
+  - `ValidateIssuer = true`, `ValidIssuer = issuer`
+  - `ValidateAudience = true`, `ValidAudience = audience`
+  - `ValidateLifetime = true`, `ValidateIssuerSigningKey = true`
+  - `ValidAlgorithms = [SecurityAlgorithms.EcdsaSha256]` (pinned)
+  - `RequireSignedTokens = true`, `RequireExpirationTime = true`
+  - `ClockSkew = TimeSpan.FromSeconds(30)`
+  - `IssuerSigningKeyResolver` returns `jwks.GetSigningKeys()` filtered by `kid`.
+- Keep the existing authorization policies in place (`FL`, `GPS`).
+
+## H2 — fail-fast env vars (drop insecure defaults)
+
+In `flights/Program.cs`:
+
+- Delete `?? "Host=localhost;Database=azaion;Username=postgres;Password=changeme"` for `DATABASE_URL` and resolve it through `ConfigurationResolver.ResolveRequiredOrThrow`.
+- Delete `?? "development-secret-key-min-32-chars!!"` for `JWT_SECRET` and remove the variable entirely (`AddJwtAuth` now takes `IConfiguration`).
+
+## H3 — config-driven CORS allow-list
+
+In `flights/Program.cs`:
+
+- Read `CorsConfig:AllowedOrigins` (string array) and `CorsConfig:AllowAnyOrigin` (bool).
+- Call `CorsConfigurationValidator.EnsureSafeForEnvironment(...)` before `AddCors`. In `Production` with empty origins and `AllowAnyOrigin=false`, throw.
+- Build the default policy with `WithOrigins(allowedOrigins)` (locked) or `AllowAnyOrigin()` (permissive opt-in) per `ShouldUsePermissivePolicy`.
+- After `builder.Build()`, log a warning when running with the permissive default in a non-Production environment (`ShouldWarnAboutPermissiveDefault`).
+
+Copy `CorsConfigurationValidator.cs` verbatim, only changing the namespace to
+`Azaion.Flights.Infrastructure`.
+
+## Side-effect: local token minting
+
+If flights has its own `Services/TokenService.cs` or `Controllers/AuthController.cs`
+that mints tokens with HS256 (matching the pattern annotations had before this
+cycle), it MUST be removed; otherwise the new validator (`ValidAlgorithms` pinned
+to `EcdsaSha256`) will reject the locally-minted tokens at the next
+`[Authorize]` hop. Admin is the sole token issuer for the suite after this
+change.
+
+If flights had no local token minting before, this section does not apply.
+
+## Differences from annotations
+
+- Authorization policies in `JwtExtensions`: keep flights' existing `FL` and
+  `GPS` policies; do NOT add annotations' `ANN`/`DATASET`/`ADM` policies.
+- Namespace prefix: `Azaion.Flights` instead of `Azaion.Annotations`.
+
+## `.env.example` (new file)
+
+Mirror annotations' template; required keys:
+
+```
+DATABASE_URL=
+JWT_ISSUER=AzaionApi
+JWT_AUDIENCE=Annotators/OrangePi/Admins
+JWT_JWKS_URL=https://admin.azaion.com/.well-known/jwks.json
+# CorsConfig__AllowedOrigins__0=https://...
+# CorsConfig__AllowAnyOrigin=false
+```
+
+Confirm the `Issuer` / `Audience` values against the production admin
+deployment before merging.
+
+## Docs to update in `flights/_docs/`
+
+- `02_document/modules/auth-identity.md` (or equivalent) — verifier-only role,
+  remove any HS256 references, document the JWKS resolver wiring.
+- `02_document/deployment/environment_strategy.md` (or equivalent) —
+  required-vs-optional env table; remove `JWT_SECRET`, add the three new JWT
+  vars and the CORS config keys.
+- `02_document/architecture.md` (or equivalent) — retire any ADRs that pinned
+  HS256 / wide-open CORS.
+
+## Verification before merge
+
+1. `dotnet build` succeeds.
+2. Manually unset `JWT_ISSUER` (or `JWT_AUDIENCE`, `JWT_JWKS_URL`, `DATABASE_URL`) and confirm startup throws `InvalidOperationException` with a helpful message naming the env var.
+3. With `ASPNETCORE_ENVIRONMENT=Production` and no `CorsConfig:AllowedOrigins`, confirm startup throws.
+4. With a valid admin-issued ES256 token, confirm `[Authorize]` endpoints return 200.
+5. With a token forged using `alg=HS256` and admin's public key as the HMAC secret, confirm the endpoint returns 401 (alg-confusion attack rejected).

e2e/docker-compose.test.yml

@@ -0,0 +1,135 @@
+# E2E test stack for Azaion.Annotations.
+# Documented in _docs/02_document/tests/environment.md.
+# Invoked by scripts/run-tests.sh (functional) and scripts/run-performance-tests.sh (perf).
+
+services:
+  postgres:
+    image: postgres:13
+    environment:
+      POSTGRES_DB: annotations
+      POSTGRES_USER: annotations
+      POSTGRES_PASSWORD: annotations
+    volumes:
+      - pg-data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U annotations -d annotations"]
+      interval: 2s
+      timeout: 3s
+      retries: 30
+
+  rabbitmq:
+    image: rabbitmq:3.13-management
+    environment:
+      RABBITMQ_DEFAULT_USER: annotations
+      RABBITMQ_DEFAULT_PASS: annotations
+    # Enable the streams plugin (required by FailsafeProducer / RabbitMQ.Stream.Client).
+    command: >
+      bash -c "rabbitmq-plugins enable --offline rabbitmq_stream rabbitmq_management
+      && exec docker-entrypoint.sh rabbitmq-server"
+    healthcheck:
+      test: ["CMD", "rabbitmq-diagnostics", "ping"]
+      interval: 5s
+      timeout: 5s
+      retries: 30
+
+  # Mock JWKS issuer. Generates a fresh ES256 key pair on first start, writes the
+  # private key under /keys (consumed by e2e-runner to mint per-test tokens) and
+  # serves the matching public JWKS at http://e2e-issuer:8080/.well-known/jwks.json.
+  # The annotations service trusts this JWKS endpoint at boot.
+  e2e-issuer:
+    image: python:3.12-alpine
+    volumes:
+      - ../tests/harness:/harness:ro
+      - jwt-keys:/keys
+    command: ["python", "/harness/mock_issuer.py"]
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://localhost:8080/.well-known/jwks.json"]
+      interval: 2s
+      timeout: 3s
+      retries: 30
+
+  annotations:
+    build:
+      context: ..
+      dockerfile: src/Dockerfile
+      args:
+        AZAION_REVISION: test-${GIT_SHA:-local}
+    environment:
+      # E2ETest relaxes the JWKS HTTPS-only constraint; never used in production builds.
+      ASPNETCORE_ENVIRONMENT: E2ETest
+      DATABASE_URL: postgresql://annotations:annotations@postgres:5432/annotations
+      JWT_ISSUER: https://e2e-issuer.test
+      JWT_AUDIENCE: annotations-e2e
+      JWT_JWKS_URL: http://e2e-issuer:8080/.well-known/jwks.json
+      CorsConfig__AllowedOrigins__0: http://e2e-runner.test
+      RABBITMQ_HOST: rabbitmq
+      RABBITMQ_STREAM_PORT: "5552"
+      RABBITMQ_PRODUCER_USER: annotations
+      RABBITMQ_PRODUCER_PASS: annotations
+      AZAION_REVISION: test-${GIT_SHA:-local}
+    volumes:
+      - annotations-images:/data/images
+      - annotations-videos:/data/videos
+      - annotations-deleted:/data/deleted
+      - ../../detections/_docs/00_problem/input_data:/fixtures:ro
+    depends_on:
+      postgres:
+        condition: service_healthy
+      rabbitmq:
+        condition: service_healthy
+      e2e-issuer:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD-SHELL", "wget -qO- http://localhost:8080/health >/dev/null || exit 1"]
+      interval: 3s
+      timeout: 3s
+      retries: 30
+
+  dataseed:
+    image: postgres:13
+    depends_on:
+      annotations:
+        condition: service_healthy
+    volumes:
+      - ./seed:/seed:ro
+    entrypoint: ["/bin/sh", "/seed/run.sh"]
+    environment:
+      ANNOTATIONS_BASE_URL: http://annotations:8080
+      DATABASE_URL_PSQL: postgres://annotations:annotations@postgres:5432/annotations
+
+  e2e-runner:
+    build:
+      context: ..
+      dockerfile: tests/Azaion.Annotations.E2E/Dockerfile
+    depends_on:
+      dataseed:
+        condition: service_completed_successfully
+    environment:
+      ANNOTATIONS_BASE_URL: http://annotations:8080
+      JWT_ISSUER: https://e2e-issuer.test
+      JWT_AUDIENCE: annotations-e2e
+      RABBITMQ_HOST: rabbitmq
+      RABBITMQ_STREAM_PORT: "5552"
+      RABBITMQ_USER: annotations
+      RABBITMQ_PASS: annotations
+      FIXTURES_DIR: /fixtures
+      # Test profile: "functional" (default) or "performance".
+      E2E_RUN_PROFILE: ${E2E_RUN_PROFILE:-functional}
+      # Direct DB access for blackbox-allowed assertions (outbox row counts, etc.).
+      DATABASE_URL_PSQL: postgres://annotations:annotations@postgres:5432/annotations
+    volumes:
+      - ../../detections/_docs/00_problem/input_data:/fixtures:ro
+      - ./e2e-results:/results
+      # Mount the mock issuer's private key (read-only) so the runner can mint per-test ES256 tokens.
+      - jwt-keys:/keys:ro
+
+volumes:
+  pg-data: {}
+  annotations-images: {}
+  annotations-videos: {}
+  annotations-deleted: {}
+  jwt-keys: {}
+
+networks:
+  default:
+    name: e2e-net

e2e/seed/run.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+# E2E dataseed: nothing to seed at the auth layer because annotations is
+# verifier-only and has no users table. Tokens are minted on demand by the
+# e2e-runner using the mock-issuer's private key (see _docs/02_document/tests/
+# test-data.md → "Bearer token harness").
+#
+# This script is kept as a placeholder so e2e-runner's depends_on chain
+# (dataseed: service_completed_successfully) still has a clear ordering
+# anchor between annotations boot and test execution. Add table-level seed
+# inserts here if a future test class needs reference rows beyond what the
+# migrator already seeds.
+
+set -eu
+
+echo "[seed] waiting for /health"
+i=0
+while ! wget -qO- "$ANNOTATIONS_BASE_URL/health" >/dev/null 2>&1; do
+  i=$((i+1))
+  if [ "$i" -ge 60 ]; then
+    echo "[seed] /health did not return 200 after 60 attempts" >&2
+    exit 1
+  fi
+  sleep 1
+done
+
+echo "[seed] /health is up; nothing to seed (verifier-only auth, no users table)"
+echo "[seed] done"

scripts/run-performance-tests.sh

@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+# Performance E2E runner for Azaion.Annotations.
+# Re-uses the same compose stack as run-tests.sh but flips E2E_RUN_PROFILE=performance,
+# which causes the xUnit runner to select the NFT-PERF-* test category.
+#
+# Threshold values come from _docs/02_document/tests/performance-tests.md.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+COMPOSE_FILE="$PROJECT_ROOT/e2e/docker-compose.test.yml"
+RESULTS_DIR="$PROJECT_ROOT/test-results"
+E2E_RESULTS_DIR="$PROJECT_ROOT/e2e/e2e-results"
+
+KEEP_STACK=false
+for arg in "$@"; do
+  case "$arg" in
+    --keep-stack) KEEP_STACK=true ;;
+    -h|--help)
+      cat <<EOF
+Usage: $0 [--keep-stack]
+
+Runs the NFT-PERF-* performance scenarios against an isolated compose stack
+and prints a per-scenario pass/fail summary. Thresholds are defined in
+_docs/02_document/tests/performance-tests.md and consumed by the runner.
+
+  --keep-stack   Do not 'docker compose down' on exit (useful for debugging).
+EOF
+      exit 0
+      ;;
+  esac
+done
+
+mkdir -p "$RESULTS_DIR" "$E2E_RESULTS_DIR"
+
+cleanup() {
+  if ! $KEEP_STACK; then
+    docker compose -f "$COMPOSE_FILE" down -v --remove-orphans >/dev/null 2>&1 || true
+  fi
+}
+trap cleanup EXIT
+
+fixtures_dir="$PROJECT_ROOT/../detections/_docs/00_problem/input_data"
+if [ ! -d "$fixtures_dir" ]; then
+  echo "[run-performance-tests] FATAL: fixtures dir not found at $fixtures_dir" >&2
+  exit 2
+fi
+
+export GIT_SHA="${GIT_SHA:-$(git -C "$PROJECT_ROOT" rev-parse --short HEAD 2>/dev/null || echo local)}"
+export E2E_RUN_PROFILE=performance
+
+echo "[run-performance-tests] profile=$E2E_RUN_PROFILE git_sha=$GIT_SHA"
+echo "[run-performance-tests] starting compose stack..."
+
+docker compose -f "$COMPOSE_FILE" up \
+  --build \
+  --abort-on-container-exit \
+  --exit-code-from e2e-runner
+
+# Pass/fail summary: the runner writes a CSV with per-scenario verdict + measured value.
+report_csv="$E2E_RESULTS_DIR/report.csv"
+if [ ! -f "$report_csv" ]; then
+  echo "[run-performance-tests] FAIL — runner produced no CSV at $report_csv" >&2
+  exit 1
+fi
+
+# Each scenario row: test_id,test_name,category,traces_to,execution_time_ms,result,error_message
+fail_count=$(awk -F',' 'NR>1 && $6=="FAIL" {n++} END{print n+0}' "$report_csv")
+pass_count=$(awk -F',' 'NR>1 && $6=="PASS" {n++} END{print n+0}' "$report_csv")
+total=$((fail_count + pass_count))
+
+echo "[run-performance-tests] $pass_count / $total scenarios met threshold"
+if [ "$fail_count" -gt 0 ]; then
+  echo "[run-performance-tests] FAIL scenarios:"
+  awk -F',' 'NR>1 && $6=="FAIL" {print "  - " $1 " " $2 " (" $7 ")"}' "$report_csv"
+  exit 1
+fi
+
+echo "[run-performance-tests] PASS — all thresholds met"
+exit 0

scripts/run-tests.sh

@@ -0,0 +1,75 @@
+#!/usr/bin/env bash
+# Functional + smoke perf E2E runner for Azaion.Annotations.
+# See _docs/02_document/tests/environment.md for the full design.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+COMPOSE_FILE="$PROJECT_ROOT/e2e/docker-compose.test.yml"
+RESULTS_DIR="$PROJECT_ROOT/test-results"
+
+UNIT_ONLY=false
+KEEP_STACK=false
+for arg in "$@"; do
+  case "$arg" in
+    --unit-only) UNIT_ONLY=true ;;
+    --keep-stack) KEEP_STACK=true ;;
+    -h|--help)
+      cat <<EOF
+Usage: $0 [--unit-only] [--keep-stack]
+
+  --unit-only    Skip blackbox/integration suite (no .NET unit tests exist
+                 in this repo today; flag accepted for forward compatibility).
+  --keep-stack   Do not 'docker compose down' on exit (useful for debugging).
+EOF
+      exit 0
+      ;;
+  esac
+done
+
+mkdir -p "$RESULTS_DIR" "$PROJECT_ROOT/e2e/e2e-results"
+
+cleanup() {
+  if ! $KEEP_STACK; then
+    docker compose -f "$COMPOSE_FILE" down -v --remove-orphans >/dev/null 2>&1 || true
+  fi
+}
+trap cleanup EXIT
+
+if $UNIT_ONLY; then
+  echo "[run-tests] --unit-only: skipping E2E suite (no unit tests in repo today)."
+  exit 0
+fi
+
+# Sibling fixture corpus must be reachable.
+fixtures_dir="$PROJECT_ROOT/../detections/_docs/00_problem/input_data"
+if [ ! -d "$fixtures_dir" ]; then
+  echo "[run-tests] FATAL: fixtures dir not found at $fixtures_dir" >&2
+  echo "[run-tests] The annotations E2E suite reuses the detections corpus by path reference." >&2
+  echo "[run-tests] See _docs/00_problem/input_data/fixtures.md for the expected layout." >&2
+  exit 2
+fi
+
+export GIT_SHA="${GIT_SHA:-$(git -C "$PROJECT_ROOT" rev-parse --short HEAD 2>/dev/null || echo local)}"
+export E2E_RUN_PROFILE="${E2E_RUN_PROFILE:-functional}"
+
+echo "[run-tests] profile=$E2E_RUN_PROFILE git_sha=$GIT_SHA"
+echo "[run-tests] starting compose stack..."
+
+# --abort-on-container-exit returns the exit code of e2e-runner via --exit-code-from.
+docker compose -f "$COMPOSE_FILE" up \
+  --build \
+  --abort-on-container-exit \
+  --exit-code-from e2e-runner
+
+# If we got here, e2e-runner exited 0.
+report_csv="$PROJECT_ROOT/e2e/e2e-results/report.csv"
+if [ -f "$report_csv" ]; then
+  total=$(wc -l < "$report_csv" | tr -d ' ')
+  echo "[run-tests] PASS — report: $report_csv ($total lines incl. header)"
+else
+  echo "[run-tests] PASS — no CSV produced (runner did not write one)"
+fi
+
+exit 0

src/Auth/JwtExtensions.cs

@@ -1,32 +1,99 @@
-using System.Text;
+using Azaion.Annotations.Infrastructure;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.IdentityModel.Protocols;
 using Microsoft.IdentityModel.Tokens;
 
 namespace Azaion.Annotations.Auth;
 
 public static class JwtExtensions
 {
-    public static IServiceCollection AddJwtAuth(this IServiceCollection services, string jwtSecret)
+    public const string JwtIssuerEnvVar      = "JWT_ISSUER";
+    public const string JwtIssuerConfigKey   = "Jwt:Issuer";
+    public const string JwtAudienceEnvVar    = "JWT_AUDIENCE";
+    public const string JwtAudienceConfigKey = "Jwt:Audience";
+    public const string JwtJwksUrlEnvVar     = "JWT_JWKS_URL";
+    public const string JwtJwksUrlConfigKey  = "Jwt:JwksUrl";
+
+    public static IServiceCollection AddJwtAuth(this IServiceCollection services, IConfiguration configuration)
     {
+        ArgumentNullException.ThrowIfNull(services);
+        ArgumentNullException.ThrowIfNull(configuration);
+
+        var issuer   = ConfigurationResolver.ResolveRequiredOrThrow(configuration, JwtIssuerEnvVar,   JwtIssuerConfigKey,   "JWT issuer");
+        var audience = ConfigurationResolver.ResolveRequiredOrThrow(configuration, JwtAudienceEnvVar, JwtAudienceConfigKey, "JWT audience");
+        var jwksUrl  = ConfigurationResolver.ResolveRequiredOrThrow(configuration, JwtJwksUrlEnvVar,  JwtJwksUrlConfigKey,  "JWKS URL");
+
+        // JwtBearer's stock ConfigurationManager targets the full OIDC discovery
+        // document; admin only exposes JWKS, so we wire a JWKS-only retriever.
+        // The manager caches the document and refreshes on the default schedule
+        // (matches admin's Cache-Control: public, max-age=3600 on /.well-known/jwks.json).
+        //
+        // RequireHttps is relaxed only when ASPNETCORE_ENVIRONMENT=E2ETest so the
+        // blackbox harness can serve its mock JWKS over the test-net HTTP issuer
+        // (architecture.md Open Risks Section 6). Any other environment — including
+        // unset, Development, Staging, Production — keeps the HTTPS enforcement.
+        var requireHttpsForJwks = !string.Equals(
+            Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT"),
+            "E2ETest",
+            StringComparison.OrdinalIgnoreCase);
+
+        var jwksConfigManager = new ConfigurationManager<JsonWebKeySet>(
+            jwksUrl,
+            new JwksRetriever(),
+            new HttpDocumentRetriever { RequireHttps = requireHttpsForJwks });
+
         services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
             .AddJwtBearer(options =>
             {
                 options.TokenValidationParameters = new TokenValidationParameters
                 {
+                    ValidateIssuer           = true,
+                    ValidIssuer              = issuer,
+                    ValidateAudience         = true,
+                    ValidAudience            = audience,
+                    ValidateLifetime         = true,
                     ValidateIssuerSigningKey = true,
-                    IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtSecret)),
-                    ValidateIssuer = false,
-                    ValidateAudience = false,
-                    ValidateLifetime = true,
-                    ClockSkew = TimeSpan.FromMinutes(1)
+                    // Pin algorithms so a token forged with alg=HS256 using the
+                    // public key as the HMAC secret cannot pass validation.
+                    ValidAlgorithms          = [SecurityAlgorithms.EcdsaSha256],
+                    RequireSignedTokens      = true,
+                    RequireExpirationTime    = true,
+                    ClockSkew                = TimeSpan.FromSeconds(30),
+                    IssuerSigningKeyResolver = (_, _, kid, _) =>
+                    {
+                        var jwks = jwksConfigManager
+                            .GetConfigurationAsync(CancellationToken.None)
+                            .GetAwaiter()
+                            .GetResult();
+
+                        if (string.IsNullOrEmpty(kid))
+                            return jwks.GetSigningKeys();
+
+                        return jwks.GetSigningKeys().Where(k => k.KeyId == kid);
+                    }
                 };
             });
 
         services.AddAuthorizationBuilder()
-            .AddPolicy("ANN", p => p.RequireClaim("permissions", "ANN"))
+            .AddPolicy("ANN",     p => p.RequireClaim("permissions", "ANN"))
             .AddPolicy("DATASET", p => p.RequireClaim("permissions", "DATASET"))
-            .AddPolicy("ADM", p => p.RequireClaim("permissions", "ADM"));
+            .AddPolicy("ADM",     p => p.RequireClaim("permissions", "ADM"));
 
         return services;
     }
+
+    // ConfigurationManager<JsonWebKeySet> needs an IConfigurationRetriever<JsonWebKeySet>.
+    // Microsoft ships OpenIdConnectConfigurationRetriever (full discovery doc) but
+    // no JWKS-only equivalent, so we implement the minimal version here.
+    private sealed class JwksRetriever : IConfigurationRetriever<JsonWebKeySet>
+    {
+        public async Task<JsonWebKeySet> GetConfigurationAsync(string address, IDocumentRetriever retriever, CancellationToken cancel)
+        {
+            ArgumentNullException.ThrowIfNull(address);
+            ArgumentNullException.ThrowIfNull(retriever);
+
+            var document = await retriever.GetDocumentAsync(address, cancel).ConfigureAwait(false);
+            return new JsonWebKeySet(document);
+        }
+    }
 }

src/Controllers/AuthController.cs

@@ -1,23 +0,0 @@
-using Microsoft.AspNetCore.Authorization;
-using Microsoft.AspNetCore.Mvc;
-using Azaion.Annotations.Services;
-
-namespace Azaion.Annotations.Controllers;
-
-[ApiController]
-[Route("auth")]
-public class AuthController(TokenService tokenService) : ControllerBase
-{
-    [HttpPost("refresh")]
-    [AllowAnonymous]
-    public IActionResult Refresh([FromBody] RefreshRequest request)
-    {
-        var newToken = tokenService.RefreshAccessToken(request.RefreshToken);
-        if (newToken == null)
-            return Unauthorized(new { message = "Invalid or expired refresh token" });
-
-        return Ok(new { Token = newToken });
-    }
-}
-
-public record RefreshRequest(string RefreshToken);

src/Infrastructure/ConfigurationResolver.cs

@@ -0,0 +1,27 @@
+namespace Azaion.Annotations.Infrastructure;
+
+public static class ConfigurationResolver
+{
+    // Fail-fast contract: missing or whitespace-only values throw at startup so a
+    // production deploy without the operator-confirmed values cannot silently
+    // accept an insecure default (e.g. a development JWT secret, a localhost DB).
+    public static string ResolveRequiredOrThrow(
+        IConfiguration configuration,
+        string envVar,
+        string configKey,
+        string humanLabel)
+    {
+        ArgumentNullException.ThrowIfNull(configuration);
+
+        var value = Environment.GetEnvironmentVariable(envVar);
+        if (string.IsNullOrWhiteSpace(value))
+            value = configuration[configKey];
+
+        if (string.IsNullOrWhiteSpace(value))
+            throw new InvalidOperationException(
+                $"{humanLabel} is not configured. Set the {envVar} environment variable " +
+                $"or the {configKey} configuration key.");
+
+        return value;
+    }
+}