"""Validate service-owned response structure without rewriting the wire body.""" from typing import Any from fastapi.responses import JSONResponse from pydantic import BaseModel def validated_json_response( content: Any, model: type[BaseModel], *, status_code: int = 200, ) -> JSONResponse: model.model_validate(content) # model_dump would insert defaults, potentially coerce values, and reorder # fields. Keeping the original JSONResponse serialization is intentional. return JSONResponse(content=content, status_code=status_code)