{
  "context": {
    "project_summary": "MTG Online backend API — a FastAPI/SQLAlchemy application for managing MTG card decks, user accounts, game replays, and social features. Uses PostgreSQL with a separate mtg_data database for canonical card/set data.",
    "roadmap": [
      {"phase": "1", "status": "completed", "description": "Architecture simplification: unified database config, security, settings"},
      {"phase": "2", "status": "completed", "description": "Model consolidation: 10+ files → 2 (models.py, mtg_models.py)"},
      {"phase": "3", "status": "completed", "description": "Router consolidation and cleanup: 54+ files → 37 files"},
      {"phase": "4", "status": "completed", "description": "Docker packaging (Dockerfile, docker-compose.yml)"},
      {"phase": "5", "status": "pending", "description": "Core game engine implementation (Commander focus)"}
    ],
    "tech_stack": ["Python 3.12", "FastAPI", "SQLAlchemy 2.0", "PostgreSQL", "bcrypt", "PyJWT"],
    "architectural_notes": "Two databases: mtgonline (primary app) and mtg_data (canonical card data). Models use string-based back_populates for cross-file relationships. Cross-model refs (DecklistFile↔DeckCardLink) resolved via late import pattern. Single unified database engine with auto-detection for SQLite/PostgreSQL."
  },
  "working": {
    "task_description": "Phase 5: Core game engine implementation - ready to begin (all game endpoints are stubs, no game models exist)",
    "current_step": "Phase 5 pending. Game endpoints are mocks/stubs. No MTG OnlineGames model exists. WebSocket server exists but not integrated with database.",
    "files_created": [
      "backend/run.py (simple startup script)",
      "backend/app/core/config.py (configuration management)",
      "backend/app/core/logging.py (logging configuration)",
      "backend/app/routers/auth_router.py (consolidated auth)",
      "backend/app/routers/users_router.py (consolidated users)",
      "backend/app/routers/decks_router.py (consolidated decks)",
      "backend/app/routers/cards_router.py (consolidated cards)",
      "backend/app/routers/user_data_router.py (consolidated user data)",
      "backend/app/routers/games_router.py (consolidated games/rooms/websocket)",
      "backend/app/routers/admin.py (admin functions)",
      "backend/SIMPLIFICATION_SUMMARY.md (documentation)"
    ],
    "files_modified": [
      "backend/app/main.py (updated router registrations)",
      "backend/app/core/database.py (unified engine, backward compat aliases)",
      "backend/app/core/redis_client.py (use config instead of settings)",
      "backend/app/core/security.py (updated imports)",
      "backend/app/routers/__init__.py (updated exports)",
      "backend/app/schemas/__init__.py (removed stale imports)",
      "backend/app/services/__init__.py (removed stale imports)",
      "backend/app/services/card_search_service.py (updated model imports)",
      "backend/app/services/deck_manager.py (updated model imports)",
      "backend/app/services/deck_suggestion_service.py (updated model imports)",
      "backend/app/services/import_batch_processor.py (updated model imports)"
    ],
    "files_deleted": [
      "backend/app/routers/auth.py",
      "backend/app/routers/users.py",
      "backend/app/routers/decks.py",
      "backend/app/routers/card_router.py",
      "backend/app/routers/interactions.py",
      "backend/app/routers/user_data.py",
      "backend/app/routers/rooms.py",
      "backend/app/routers/refresh.py",
      "backend/app/routers/card_import.py",
      "backend/app/routers/ws.py",
      "backend/app/routers/games/router.py",
      "backend/app/core/logging_config.py",
      "backend/app/core/settings.py",
      "backend/app/schemas/proto_messages.py",
      "backend/app/schemas/protocol_constants.py",
      "backend/app/services/card_mirror_service.py",
      "backend/app/services/mtgjson_loader.py",
      "backend/app/services/mtgjson_uploader.py"
    ],
    "decisions": [
      "All 11 old router files removed, replaced with 6 consolidated routers",
      "Duplicate core files (logging_config.py, settings.py) removed",
      "Unused services removed (card_mirror_service, mtgjson_loader, mtgjson_uploader)",
      "Unused schemas removed (proto_messages, protocol_constants)",
      "Created run.py for simple startup: python3 run.py",
      "SQLite by default for development, PostgreSQL via DATABASE_URL",
      "All model imports updated to use consolidated app.models.models",
      "Backward compatibility aliases added to database.py for old import paths"
    ],
    "next_steps": [
      "Create MTG OnlineGames, GamePlayer, GameHistory models in app/models/mtg_models.py",
      "Implement real game CRUD endpoints (replace stubs in games_router.py)",
      "Integrate WebSocket game server with database",
      "Implement Commander deck validation logic",
      "Write unit tests for game services"
    ],
    "blockers": null,
    "commit_hash": "900f51a",
    "timestamp": "2025-08-27T04:45:00Z"
  }
}