Dockerize Rails Template

Run in local:

• Requirements: Docker, Docker Compose
• cd repo
• docker-compose build web
• docker-compose run --rm web rails db:create db:migrate
• Test record data run below:
• docker-compose run --rm web rails runner 'Joke.create(body: "Knock! Knock! Whos there? Owls say. Owls say who? Yes, they do.")'
• start your application server with docker-compose up web and go to localhost:3000

Steps to deploy on heroku:

• Requirements: Heroku CLI

  $ heroku create
  $ heroku container:login
  $ heroku container:push web
  $ heroku container:release web
  

• we need to setup a postgres database manually using: $ heroku addons:create heroku-postgresql:hobby-dev
• set some environment variables $ heroku config:set RAILS_ENV=production SECRET_KEY_BASE=supersecret RAILS_LOG_TO_STDOUT=true
• $ heroku run rails db:migrate
• $ heroku run rails runner 'Joke.create(body: "Knock! Knock! Whos there? Owls say. Owls say who? Yes, they do.")'
• $ heroku open

Solved Errors

• If below output found in heroku logs, run this: $ heroku ps:scale web=1

heroku[router]: at=error code=H14 desc="No web processes running" ...