Update app.py

app.py

@@ -96,6 +96,7 @@ with gr.Blocks() as demo:
             f"<h2><center>{config.get('TITLE', 'SCEPTER Studio')}</center></h2>"
         )
     with gr.Tabs(elem_id='tabs') as tabs:
+        setattr(tab_manager, 'tabs', tabs)
         for interface, label, ifid in interfaces:
             with gr.TabItem(label, id=ifid, elem_id=f'tab_{ifid}'):
                 interface.create_ui()