Fix run handler to duplicate output when gallery tab present

ui/events/run_handlers.py

@@ -101,7 +101,9 @@ def create_run_event(prefix: str, task_type: str, ui_components: dict):
         if gallery_tab:
             outputs.append(gallery_tab)
         run_btn.click(
-            fn=lambda *args, progress=gr.Progress(track_tqdm=True): generate_image_wrapper(create_ui_inputs_dict(*args), progress),
+            fn=lambda *args, progress=gr.Progress(track_tqdm=True): (
+                lambda res: [res, res] if ui_components.get('gallery') else res
+            )(generate_image_wrapper(create_ui_inputs_dict(*args), progress)),
             inputs=input_list_flat,
             outputs=outputs
         )