version: '3.8'

services:
  mysql8:
    image: mysql:5.7
    container_name: mysql5
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: ${MYSQL_DATABASE}
      MYSQL_USER: ${MYSQL_USER}
      MYSQL_PASSWORD: ${MYSQL_PASSWORD}
    networks:
      - web
    volumes:
      - db_data_mysql5:/var/lib/mysql
    restart: always

networks:
  web:
    external: true

volumes:
  db_data_mysql5: