[AZ-1133] Cycle 16 closeout — traceability, retro, state

Test-spec sync, doc ripple, retrospective; autodev advances to cycle 17.

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

_docs/_autodev_state.md

@@ -2,25 +2,26 @@
 
 ## Current Step
 flow: existing-code
-step: 10
-name: Implement
-status: in_progress
+step: 9
+name: New Task
+status: not_started
 sub_step:
-  phase: 1
-  name: prerequisite-check
+  phase: 0
+  name: awaiting-invocation
   detail: ""
 retry_count: 0
-cycle: 16
+cycle: 17
 tracker: jira
 auto_push: true
 
 ## Last Completed Cycle
-cycle: 15
+cycle: 16
 step_10_implement: completed
 step_11_run_tests: completed
 step_12_test_spec_sync: completed
 step_13_update_docs: completed
 step_14_security: skipped
+step_15_perf: skipped
 step_16_deploy: skipped
 step_16_5_release: skipped
 step_17_retrospective: completed