docker-compose.yml

version: "3"
services:
  app:
    image: hadrian_dev
    build:
      context: .
      args:
        MIX_ENV: dev
    env_file: .env
    depends_on:
      - postgres
    volumes :
      - .:/app
      - dev_deps:/app/deps
      - dev_build:/app/_build
    command:
       mix ecto.create && mix ecto.migrate && iex -S mix

  test:
    image: hadrian_test
    build:
      context: .
      args:
        MIX_ENV: test
    env_file: .env
    depends_on:
      - postgres
    volumes:
      - .:/app
      - test_build:/app/_build
      - test_deps:/app/deps
    command:
       mix test

  postgres:
    image: postgres:12.2
    container_name: hadrian_db
    environment:
      POSTGRES_HOST_AUTH_METHOD: trust
      POSTGRES_DB: hadrian
    command:
      - "postgres"
      - "-c"
      - "wal_level=logical"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready"]
      interval: 10s
      timeout: 5s
      retries: 5

volumes:
  dev_deps:
  dev_build:
  test_deps:
  test_build: