Docker-compose for Wordpress+MariaDB

docker-compose.yml

version: '3.5'

services:
    db:
        container_name: db
        image: mariadb:latest
        volumes:
            - ./run/var:/var/lib/mysql
            - ./run/dump/:/docker-entrypoint-initdb.d/ # mount initial sql dump to container
        restart: always
        environment:
            MYSQL_ROOT_PASSWORD: root
            MYSQL_DATABASE: wordpress
            MYSQL_USER: wordpress
            MYSQL_PASSWORD: wordpress

    wordpress:
        container_name: wordpress
        depends_on:
            - db
        image: wordpress:latest
        ports:
            - '8000:80'
        restart: always
        volumes:
            - ./:/var/www/html
        environment:
            WORDPRESS_DB_HOST: db:3306
            WORDPRESS_DB_USER: wordpress
            WORDPRESS_DB_PASSWORD: wordpress
            WORDPRESS_DB_NAME: wordpress