Update app.py

app.py

@@ -187,6 +187,7 @@ with gr.Blocks(css="style.css") as demo:
 
         with gr.Column(elem_id="column_output"):
             result = gr.Image(label="Result", height=440, width=440, elem_id="output_image", show_label=False, show_download_button=True)
+            download_output = gr.Button("Download output", elem_id="download_output")
 
     
     eraser.change(fn=lambda x: gr.update(value=not x), inputs=[eraser], outputs=[line]).then(update_canvas, [line, eraser], [image])