docs: add code quality and type checking workflows to master index

- Add Code Quality Module section with pre-commit hooks and quality checks
- Add Type Checking CI/CD Module section with MyPy workflow and coverage
- Update README with code quality achievements and project structure
- Migrate FastAPI apps from deprecated on_event to lifespan context manager
- Update pyproject.toml files to reference consolidated dependencies
- Remove unused app.py import in coordinator-api
- Add type hints to agent

apps/coordinator-api/src/app/database.py

@@ -1,7 +1,8 @@
 """Database configuration for the coordinator API."""
 
-from sqlmodel import create_engine, SQLModel
 from sqlalchemy import StaticPool
+from sqlmodel import SQLModel, create_engine
+
 from .config import settings
 
 # Create database engine using URL from config
@@ -9,7 +10,7 @@ engine = create_engine(
     settings.database_url,
     connect_args={"check_same_thread": False} if settings.database_url.startswith("sqlite") else {},
     poolclass=StaticPool if settings.database_url.startswith("sqlite") else None,
-    echo=settings.test_mode  # Enable SQL logging for debugging in test mode
+    echo=settings.test_mode,  # Enable SQL logging for debugging in test mode
 )
 
 
@@ -17,6 +18,7 @@ def create_db_and_tables():
     """Create database and tables"""
     SQLModel.metadata.create_all(engine)
 
+
 async def init_db():
     """Initialize database by creating tables"""
     create_db_and_tables()