change trigger mode

app.py

@@ -205,7 +205,7 @@ pipe("A girl smiling", num_inference_steps=2, guidance_scale=0).images[0].save("
         generate_bt.click(
             fn=predict, inputs=inputs, outputs=outputs, show_progress=False
         )
-        prompt.input(fn=predict, inputs=inputs, outputs=outputs, show_progress=False)
+        prompt.input(fn=predict, inputs=inputs, outputs=outputs, trigger_mode="always_last", show_progress=False)
         seed.change(fn=predict, inputs=inputs, outputs=outputs, show_progress=False)
 
 demo.queue()