bug fix

app.py

@@ -70,6 +70,11 @@ def segment_target(target_image, ref_image, ref_mask):
     out = sam_utils.propagate_masks(sam2_vid, state)[-1]['segmentation']
     return out  # Just for placeholder demo
 
+def on_reference_upload(img):
+    global click_coords
+    click_coords = []  # clear the clicks
+    return "Click Info: Cleared (new image uploaded)"
+
 def visualize_segmentation(image, masks, target_image, target_mask):
     # Visualize the segmentation result
     fig, ax = plt.subplots(1, 2, figsize=(12, 6))