Update app.py

app.py

@@ -632,7 +632,7 @@ async def predict_single_dog(image):
     Returns:
         tuple: (top1_prob, topk_breeds, relative_probs)
     """
-    image_tensor = preprocess_image(image).to(device)
+    image_tensor = preprocess_image(image)
     
     with torch.no_grad():
         # Get model outputs (只使用logits，不需要features)