Update app.py

app.py

@@ -1260,7 +1260,7 @@ with gr.Blocks(css="app.css", theme=theme) as demo: # Use css parameter directly
                         </div>
                         """, elem_classes="preview-header-html")
                         # Tabs for different preview states
-                        with antd.Tabs(active_key="empty", render_tab_bar="() => null", name="state_tab") as state_tab:
+                        with antd.Tabs(active_key="empty", render_tab_bar="() => null") as state_tab:
                             with antd.Tabs.Item(key="empty"):
                                 antd.Empty(description="게임을 만들려면 설명을 입력하거나 템플릿을 선택하세요.", elem_classes="right_content")
                             with antd.Tabs.Item(key="loading"):
@@ -1269,6 +1269,8 @@ with gr.Blocks(css="app.css", theme=theme) as demo: # Use css parameter directly
                                 # Use gr.HTML for the sandbox iframe
                                 sandbox = gr.HTML(elem_classes="html_content")
 
+
+
                 # Right Column: Controls and Input
                 with antd.Col(xs=24, sm=24, md=10, lg=9, xl=8, elem_classes="control-column"): # Responsive spans
                     with antd.Flex(vertical=True, gap="middle", elem_classes="control-panel"): # Use Flex for vertical layout