docker-compose.yml

version: '2.4'

services:
  app: &app
    build:
      context: .
      args:
        RUBY_VERSION: '2.7.1'
        NODE_MAJOR: '12'
        YARN_VERSION: '1.22.4'
        BUNDLER_VERSION: '2.1.4'
    image: bootstrap-form:0.0.1
    tmpfs:
      - /tmp

  backend: &backend
    <<: *app
    stdin_open: true
    tty: true
    volumes:
      - .:/app:cached
      - rails_cache:/app/tmp/cache
      - bundle:/usr/local/bundle
      - node_modules:/app/node_modules
      - packs:/app/public/packs
    environment:
      - NODE_ENV=development
      - RAILS_ENV=${RAILS_ENV:-development}
      - BOOTSNAP_CACHE_DIR=/usr/local/bundle/_bootsnap
      - WEBPACKER_DEV_SERVER_HOST=webpacker
      - WEB_CONCURRENCY=1
      - HISTFILE=/app/.bash_history
      - EDITOR=vi

  shell:
    <<: *backend
    command: /bin/bash
    ports:
      - '3000:3000'

  server:
    <<: *backend
    command: sh -c "cd demo/app && bundle exec rails server -b 0.0.0.0"
    ports:
      - '3000:3000'

  test:
    <<: *backend
    command: rake test

  webpacker:
    <<: *app
    command: ./bin/webpack-dev-server
    ports:
      - '3035:3035'
    volumes:
      - .:/app:cached
      - bundle:/usr/local/bundle
      - node_modules:/app/node_modules
      - packs:/app/public/packs
    environment:
      - NODE_ENV=${NODE_ENV:-development}
      - RAILS_ENV=${RAILS_ENV:-development}
      - WEBPACKER_DEV_SERVER_HOST=0.0.0.0

volumes:
  bundle:
  node_modules:
  rails_cache:
  packs: