services:
  postgres:
    image: postgres:10
    environment:
      POSTGRES_USER: postgres
      POSTGRES_DB: acts_as_taggable_on
      POSTGRES_PASSWORD: postgres
    ports: ['5432:5432']

  mysql:
    image: mysql:8
    environment:
      MYSQL_ALLOW_EMPTY_PASSWORD: true
      MYSQL_DATABASE: acts_as_taggable_on
    ports: ['3306:3306']