fix bug: select the mask with highest score

app.py

@@ -40,7 +40,7 @@ def infer(img):
       point_coords=input_point,
       point_labels=input_label,
   )
-    result_label = [(masks[0, :, :], "mask")]
+    result_label = [(masks[scores.argmax(), :, :], "mask")]
     return image, result_label