Build your first Facebook Messenger bot in Ruby with Sinatra and “facebook-messenger” gem (Part… | HackerNoonBuild your first Facebook Messenger bot in Ruby with Sinatra and “facebook-messenger” gem (Part… Too Long; Didn't Read<em>This tutorial assumes you already have a usual Ruby environment installed on your machine and you are aware of the brave new world </em><a href="https://rubygems.org/" target="_blank"><em>Ruby gems</em></a><em> give us. Here’s a preview of what we are going to build by the end
