Deploying Ruby on Rails application to Heroku using Docker

Ruby on Rails development environment using Docker and docker-compose

https://www.youtube.com/watch?v=9qbKkeASyFw

Deploying Ruby on Rails application to Heroku using Docker

https://www.amberbit.com/blog/2017/6/17/deploying-ruby-on-rails-application-to-heroku-using-docker/