docker-compose.yml

version: '3.0'
services:
  db:
    image: mariadb:10.9.2
    container_name: db
    working_dir: /app
    command: [ mysqld, --character-set-server=utf8mb4, --collation-server=utf8mb4_unicode_ci, --innodb-file-per-table=1]
    env_file: .env
    volumes:
      - mariadb-storage:/var/lib/mysql
    networks:
      - appnetwork
    # https://docs.docker.com/compose/compose-file/compose-file-v3/#restart
    restart: unless-stopped # restart always, unless the container is "stopped" (manually or otherwise)

    # following is only valid for `docker stack deploy` / "deploy to a swarm":
    # https://docs.docker.com/compose/compose-file/compose-file-v3/#restart_policy)
    # deploy:
    #   restart_policy:
    #     condition: any
    #     delay: 2s
    #     max_attempts: 3
    #     window: 0s

  api:
    container_name: api
    build:
        context: .
        dockerfile: ./devops/DockerfilePHP
    env_file: .env
    volumes:
      - .:/var/www/html
      # if we would need it, we could override the php.ini like:
      - ./devops/php.ini:/usr/local/etc/php/php.ini
    ports:
      - 9000:80
    depends_on:
      - db
    networks:
      - appnetwork
    restart: "no"  # never restart automatically ([no] must be specifically wrapped in quotes "")

  # dev services
  adminer:
    container_name: adminer
    image: adminer:4.8.1
    ports:
      - 8080:8080
    depends_on:
      - db
    networks:
      - appnetwork
    restart: unless-stopped

volumes:
  mariadb-storage:

networks:
  appnetwork: