Team project course of HSE
Works on Google App Engine.
See site by https://trefoil-1138.appspot.com
You can start bot working thorough this link:
https://trefoil-1138.appspot.com/set_webhook/<token>
You can stop bot working thorough this link:
https://trefoil-1138.appspot.com/unset_webhook/<token>
You can chat with bot: