Add API routing for v1 endpoints and health check functionality

app/api/v1/__init__.py

@@ -0,0 +1,11 @@
+"""API v1 package."""
+
+from fastapi import APIRouter
+
+from app.api.v1 import main
+
+# V1 API router with v1 prefix
+api_router = APIRouter(prefix="/v1")
+
+# Include all route modules
+api_router.include_router(main.router, tags=["main"])