services: mariadb: image: 'mariadb:latest' environment: - 'MARIADB_DATABASE=seshat' - 'MARIADB_PASSWORD=secret' - 'MARIADB_ROOT_PASSWORD=verysecret' - 'MARIADB_USER=myuser' ports: - '3306:3306' volumes: - mariadb_data:/var/lib/mysql volumes: mariadb_data: