Update app.py

app.py

@@ -208,14 +208,14 @@ def main(args):
                 min_width="auto",
             )        
 
-        # with gr.Column("chat-window", elem_id="chat-window"):
-        #     gr.ChatInterface(
-        #         multimodal=True,
-        #         type="messages", 
-        #         fn=echo, 
-        #         additional_inputs=[state, persona],
-        #         additional_outputs=[state, summary_diff, summary_md, summary_num],
-        #     )
+        with gr.Column("chat-window", elem_id="chat-window"):
+            gr.ChatInterface(
+                multimodal=True,
+                type="messages", 
+                fn=None, 
+                additional_inputs=[state, persona],
+                additional_outputs=[state, summary_diff, summary_md, summary_num],
+            )
 
     return demo