Fix response status codes in the request logs (#905)

Author: wu-clan

backend/middleware/opera_log_middleware.py

@@ -86,10 +86,7 @@ async def dispatch(self, request: Request, call_next: Any) -> Response:
             log.debug(f'接口摘要：[{summary}]')
             log.debug(f'请求地址：[{ctx.ip}]')
             log.debug(f'请求参数：{args}')
-            log.info(
-                f'{request.client.host: <15} | {request.method: <8} | {response.status_code: <6} | '
-                f'{path} | {elapsed:.3f}ms',
-            )
+            log.info(f'{request.client.host: <15} | {request.method: <8} | {code!s: <6} | {path} | {elapsed:.3f}ms')
             if request.method != 'OPTIONS':
                 log.debug('<-- 请求结束')