cleared error

app.py

@@ -75,6 +75,7 @@ def predict(uploaded_file):
     # print(f"✅ Image saved to {uploaded_path}")
 
     # Prepare output paths
+    input_filename = uploaded_file.name
     output_json_name = input_filename.replace(".png", "_result.json").replace(".jpg", "_result.json").replace(".jpeg", "_result.json")
     output_image_name = input_filename.replace(".png", "_result.png").replace(".jpg", "_result.png").replace(".jpeg", "_result.png")