services:
  app:
    build: .
    command: /bin/bash -c 'while true; do sleep 60; done'
    ports:
      - '3000:3000'
    depends_on:
      - db
    volumes:
      - .:/rails-contributors
      - ~/.ssh:/root/.ssh
    environment:
      DATABASE_URL: postgres://postgres:postgres@db
  db:
    image: postgres:14.13-alpine
    environment:
      POSTGRES_PASSWORD: postgres
      # A subdirectory, as recommended in https://hub.docker.com/_/postgres/.
      PGDATA: /var/lib/postgresql/data/pgdata
    volumes:
      - pgdata:/var/lib/postgresql/data/pgdata

volumes:
  pgdata: