Created Queries and Execute endpoint

app/__init__.py

@@ -0,0 +1,14 @@
+from fastapi import APIRouter
+
+from app.connections import router as connections_router
+from app.operations import router as router
+from app.users import router as user_router
+
+api_router = APIRouter()
+api_router.include_router(router=user_router, prefix="/users", tags=["Users"])
+api_router.include_router(
+    router=connections_router, prefix="/connections", tags=["Connections"]
+)
+api_router.include_router(
+    router=router, prefix='/operations', tags=["Operations"]
+)