Update app.py

app.py

@@ -94,7 +94,7 @@ def process(input_image):
 
     # Call your dewatermark function
     result_img = remove_watermark(img_bytes)
-    if result_bytes is None:
+    if result_img is None:
         return [input_image, input_image]
         # return None  # or return input_image as fallback