Initial commit: Rentman Clone - Phase 0-6 (T001-T023)

Completed:
- Phase 0: Project Setup (T001-T003) - Docker Compose, FastAPI skeleton, React SPA
- Phase 1: Auth System (T004-T008) - DB models, JWT auth, RBAC middleware, user management
- Phase 2: Contacts & Tags (T009-T011) - CRUD API + UI
- Phase 3: Equipment Catalog (T012-T014) - Models, API, UI with barcode/QR
- Phase 4: Crew Management (T015-T017) - Models, availability, UI
- Phase 5: Vehicle Fleet (T018-T020) - Models, assignments, UI
- Phase 6: Projects (T021-T023) - Project hierarchy models, CRUD API, list/detail UI

backend/app/api/v1/health.py

@@ -0,0 +1,29 @@
+"""Health check endpoint."""
+
+from fastapi import APIRouter, Depends
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import text
+
+from app.db.session import get_async_session
+
+router = APIRouter()
+
+
+@router.get("/health")
+async def health_check(session: AsyncSession = Depends(get_async_session)):
+    """
+    Health check endpoint.
+    Returns application status and database connectivity.
+    """
+    try:
+        # Test database connection
+        await session.execute(text("SELECT 1"))
+        db_status = "connected"
+    except Exception as e:
+        db_status = f"error: {str(e)}"
+
+    return {
+        "status": "ok",
+        "app": "Rentman Clone",
+        "database": db_status,
+    }