mysql and phpmyadmin in docker-compose.yml

docker-compose.yml

version: '3'

services:
  db:
    restart: always
    image: mysql:5.7
    command: --default-authentication-plugin=mysql_native_password
    volumes:
      - db_data:/var/lib/mysql
    environment:
      MYSQL_ROOT_PASSWORD: admin
      MYSQL_DATABASE: lojavirtual
      MYSQL_USER: user
      MYSQL_PASSWORD: 123456
    ports:
      - "3306:3306"
      
  phpmyadmin:
    image: phpmyadmin/phpmyadmin
    container_name: phpmyadmin
    restart: always
    ports:
      - "8080:80"
    environment:
      PMA_HOST: db
      PMA_PORT: 3306
    depends_on:
      - db

volumes:
  db_data: