Prestashop stack with Docker Compose

docker-compose.yaml

version: '3'

volumes:
    db-data:

services:
    app:
      image: prestashop/prestashop:1.7
      environment:
        - DB_SERVER=db
        - DB_NAME=prestashop
        - DB_USER=prestashop
        - DB_PASSWD=prestashop123
        - DB_PREFIX=ps_
      ports:
        - "8080:80/tcp"

    db:
      image: mysql:5.7
      environment:
        - MYSQL_RANDOM_ROOT_PASSWORD=yes
        - MYSQL_DATABASE=prestashop
        - MYSQL_USER=prestashop
        - MYSQL_PASSWORD=prestashop123
      ports:
        - "3306:3306/tcp"
      volumes:
        - "db-data:/var/lib/mysql"