# Component Relationship Diagram

```mermaid
graph TD
    subgraph "04 — HTTP API"
        main["main.py<br/>(FastAPI endpoints)"]
    end

    subgraph "03 — Resource Management"
        api_client["api_client<br/>(ApiClient)"]
        cdn_manager["cdn_manager<br/>(CDNManager)"]
        binary_split["binary_split<br/>(archive decrypt + docker load)"]
    end

    subgraph "02 — Security"
        security["security<br/>(AES-256-CBC, key derivation)"]
        hardware_service["hardware_service<br/>(HW fingerprint)"]
    end

    subgraph "01 — Core Models"
        constants["constants<br/>(config + logging)"]
        credentials["credentials<br/>(Credentials)"]
        user["user<br/>(User, RoleEnum)"]
        unlock_state["unlock_state<br/>(UnlockState enum)"]
    end

    main --> api_client
    main --> binary_split
    main --> unlock_state

    api_client --> cdn_manager
    api_client --> security
    api_client --> hardware_service
    api_client --> constants
    api_client --> credentials
    api_client --> user

    security --> credentials

    hardware_service --> constants
    cdn_manager --> constants
```

## Component Dependency Summary

| Component               | Depends On                     | Depended On By        |
|-------------------------|--------------------------------|------------------------|
| 01 Core Models          | —                              | 02, 03, 04            |
| 02 Security             | 01 Core Models                 | 03                    |
| 03 Resource Management  | 01 Core Models, 02 Security    | 04                    |
| 04 HTTP API             | 01 Core Models, 03 Resource Mgmt | — (entry point)     |

## Implementation Order

```
01 Core Models → 02 Security → 03 Resource Management → 04 HTTP API
```