added burger menu with admin page and user invitation link generation

src/baby_monitor/main.py

@@ -11,6 +11,7 @@ from fastapi.staticfiles import StaticFiles
 
 from baby_monitor.routers.auth import router as auth_router
 from baby_monitor.routers.auth import verify_token
+from baby_monitor.routers.admin import router as admin_router
 from baby_monitor.routers.health import router as health_router
 from baby_monitor.repositories.dependencies.get_database import init_db
 
@@ -45,15 +46,35 @@ app.mount("/static", StaticFiles(directory=str(static_path)), name="static")
 
 # Include routers
 app.include_router(auth_router)
+app.include_router(admin_router)
 app.include_router(health_router)
 
 
+# Serve HTML pages at root level
 @app.get("/", include_in_schema=False)
 def serve_home() -> FileResponse:
     """Serve the home page (handles auth check client-side)."""
     return FileResponse(static_path / "index.html")
 
 
+@app.get("/login.html", include_in_schema=False)
+def serve_login() -> FileResponse:
+    """Serve the login page."""
+    return FileResponse(static_path / "login.html")
+
+
+@app.get("/register.html", include_in_schema=False)
+def serve_register() -> FileResponse:
+    """Serve the registration page."""
+    return FileResponse(static_path / "register.html")
+
+
+@app.get("/admin.html", include_in_schema=False)
+def serve_admin() -> FileResponse:
+    """Serve the admin page."""
+    return FileResponse(static_path / "admin.html")
+
+
 @app.get("/api/")
 def read_root(token: Annotated[str, Depends(verify_token)]) -> dict:
     """API root endpoint (requires authentication)."""