docker-mediawiki/docker-compose.yml

version: '3'
services:
  mediawiki:
    build: .
    depends_on:
      - database
    restart: always
    ports:
      - 127.0.0.1:31322:80
    volumes:
      - ./images:/var/www/html/images
      - ./LocalSettings.php:/var/www/html/LocalSettings.php:ro
      - ./secrets.php:/var/www/html/secrets.php:ro
      - ./uploads.ini:/usr/local/etc/php/conf.d/uploads.ini:ro

  diagrams:
    build: ./diagrams
    restart: always
    volumes:
      - diagrams-vol:/root/.diagrams

  database:
    image: mariadb
    volumes:
      - mysql-vol:/var/lib/mysql
    restart: always
    env_file: .env
    environment:
      MYSQL_DATABASE: mediawiki
      #MYSQL_USER and MYSQL_PASSWORD in .env
      MYSQL_RANDOM_ROOT_PASSWORD: 'yes'
      MARIADB_AUTO_UPGRADE: 'yes'

volumes:
  mysql-vol:
  diagrams-vol: