docker-compose.yml

version: '3.5'

services:
    polr:
        image: jhender/polr
        container_name: polr
        ports:
            - "80:80"
        environment:
            - DB_HOST=mariadb
            - DB_DATABASE=${DB_DATABASE}
            - DB_USERNAME=${DB_USERNAME}
            - DB_PASSWORD=${DB_PASSWORD}
            - ADMIN_USERNAME=${ADMIN_USERNAME}
            - ADMIN_PASSWORD=${ADMIN_PASSWORD}
            - ADMIN_EMAIL=${ADMIN_EMAIL}
            - APP_ADDRESS=
        depends_on:
            - mariadb

    mariadb:
        image: mariadb
        container_name: mariadb
        restart: always
        expose:
          - "3306"
        environment:
          - MYSQL_ROOT_PASSWORD=${DB_ROOT_PASSWORD}
          - MYSQL_DATABASE=${DB_DATABASE}
          - MYSQL_USER=${DB_USERNAME}
          - MYSQL_PASSWORD=${DB_PASSWORD}
        volumes:
          - /var/lib/mysql