Update app.py

app.py

@@ -143,9 +143,11 @@ async def proxy_openai_api(request: Request):
                     headers_to_forward = {k: v for k, v in headers.items() if k.lower() not in {'content-length', 'content-encoding', 'alt-svc'}}
                     
                     async def combined_generator():
-                        yield first_chunk
+                        if first_chunk.strip():
+                            yield first_chunk.strip()
                         async for chunk in response_generator:
-                            yield chunk
+                            if chunk.strip():
+                                yield chunk.strip()
 
                     return OverrideStreamResponse(combined_generator(), headers=headers_to_forward)
             except StopAsyncIteration: