Can't connect rasa on heroku to facebook mesenger

Hello everyone! Sorry because my English is not good. I have a problem when i deploy my rasa to heroku to connect to facebook messenger. when i deploy comletely, heroku said Starting Rasa server on http://localhost:22147

But i only can accees port 80 So i try to connect webhook link with port 80 and it work but it only receive message which i send from facebook messenger and it don’t reply Can anyone give me a solution? thank you so much

please how did you manage to deploy your rasa chatbot to heroku? can u share your dockerfile please

I am also unable to connect it and also unable to view secret messages on messenger.