feat: update log

Author: harvey_xiang

src/memos/api/middleware/request_context.py

@@ -82,7 +82,16 @@ async def dispatch(self, request: Request, call_next: Callable) -> Response:
         # Process the request
         response = await call_next(request)
         end_time = time.time()
-        content = _tee_stream(response)
+        if isinstance(response, StreamingResponse):
+            response.body_iterator = _tee_stream(response)
+            content = "Streaming response"
+        else:
+            try:
+                content = (
+                    response.body.decode("utf-8") if hasattr(response, "body") else str(response)
+                )
+            except Exception as e:
+                content = f"Unable to decode response content: {e!s}"
 
         if response.status_code == 200:
             logger.info(