Update app.py

app.py

@@ -196,7 +196,10 @@ if __name__ == "__main__":
         gr.Markdown("<h1 style='text-align: center; margin-bottom: 1rem'>Midi Composer</h1>")
         gr.Markdown("![Visitors](https://api.visitorbadge.io/api/visitors?path=skytnt.midi-composer&style=flat)\n\n"
                     "Midi event transformer for music generation\n\n"
-                    "Demo for [SkyTNT/midi-model](https://github.com/SkyTNT/midi-model)")
+                    "Demo for [SkyTNT/midi-model](https://github.com/SkyTNT/midi-model)\n\n"
+                    "[Open In Colab]"
+                    "(https://colab.research.google.com/drive/1x0iZkVakn3VBouIMXuzQ2OFhqYiAA3UE?usp=sharing)"
+                    " for faster running")
 
         tab_select = gr.Variable(value=0)
         with gr.Tabs():