Update inference.py

inference.py

@@ -123,6 +123,8 @@ def infer_ui_task(image_path, prompt, model_path, task, region=None, add_region_
     """
     Handles task types: box_in_tasks, box_out_tasks, no_box_tasks.
     """
+    if region is not None:
+        add_region_feature=True
     if task in box_in_tasks and region is None:
         raise ValueError(f"Task {task} requires a bounding box region.")