update

app.py

@@ -222,6 +222,19 @@ with gr.Blocks(
                 # with gr.Row():
                 with gr.Column(scale=1):
                     chat_input = gr.Textbox(lines=2, label="Chat Input")
+                    chat_input.click(
+                        inference_chat,
+                        [
+                            image_input,
+                            chat_input,
+                            sampling,
+                            temperature,
+                            len_penalty,
+                            rep_penalty,
+                            state,
+                        ],
+                        [chatbot, state],
+                    )
 
                     with gr.Row():
                         clear_button = gr.Button(value="Clear", interactive=True)