version: '3' services: db: image: mariadb command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW restart: always volumes: - db:/var/lib/mysql environment: - MYSQL_ROOT_PASSWORD= env_file: - db.env app: image: nextcloud:fpm restart: always volumes: - nextcloud:/var/www/html environment: - MYSQL_HOST=db env_file: - db.env depends_on: - db web: build: ./web restart: always ports: - 8080:80 volumes: - nextcloud:/var/www/html:ro depends_on: - app volumes: db: nextcloud: