A sample facebook messenger bot using messenger-bot module with some features such as zodiac, web crawler, ...
git clone https://github.com/tuantranf/facebook-messenger-bot.git
heroku create
git push heroku master
heroku config:set FB_PAGE_ACCESS_TOKEN=YOUR-FB_PAGE_ACCESS_TOKEN
heroku config:set FB_PAGE_VERIFY_TOKEN=YOUR-FB_PAGE_VERIFY_TOKEN
Connect to Wit.ai
heroku config:set WIT_TOKEN=YOUR-WIT_TOKEN