Update app.py

app.py

@@ -70,7 +70,7 @@ async def batch_predict(request: BatchTextRequest):
                 results.append({"id": idx + 1, "text": text, "prediction": label})
  
         logger.info(f"Batch prediction results: {results}")
-        return {"results": results}
+        return JSONResponse(content={"results": results}, media_type="application/json; charset=utf-8")
  
     except Exception as e:
         logger.error(f"Batch prediction failed: {e}")