Update app.py

app.py

@@ -188,9 +188,10 @@ class RAGInterface:
         )
 
         # Wrap the interface with custom HTML
-        return gr.Blocks(css=custom_css) as wrapped_demo:
+        gr.Blocks(css=custom_css) as wrapped_demo:
             gr.HTML(header_html)
             demo.render()
+            return wrapped_demo
 
 def main():
     interface = RAGInterface()