Bot for Facebook Messenger that echoes everything. Written using Koa 2 without Babel dependencies.
Follow this guide to enable bots for a particular Facebook Page.
Deploy to Heroku and set two environment variables
heroku create <app name>
heroku git:remote -a <app name>
heroku config set PAGE_TOKEN=<Facebook page token> VERIFY_TOKEN=<Facebook verification token> -a <app name>
npm test