docker-compose.yml

# Documentation References
# https://www.saltycrane.com/blog/2019/01/how-run-postgresql-docker-mac-local-development/
# https://rubyinrails.com/2019/03/29/dockerify-rails-6-application-setup/
# https://gist.github.com/erdostom/5dd400cbba17d44b52b2f74b038fcb85
#
version: '3.7'
services:
  web:
    build: .
    command: bin/rails server -b 0.0.0.0
    volumes:
      - ./:/app
      - gems:/usr/local/bundle
      - node-modules:/app/node_modules
    ports:
      - '3000:3000'
    environment:
      - POSTGRES_HOST=db
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=secret
      - RAILS_ENV
    depends_on:
      - db
  db:
    image: postgres:11.2-alpine
    container_name: "postgres"
    ports:
      - "5432:5432"
    volumes:
      - pg-data:/var/lib/postgresql/data
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=secret
volumes:
  gems:
  pg-data:
  node-modules: