Nextcloud and collabora Office

docker-compose.yml

app:
  image: nextcloud
  ports:
    - 80:80
  external_links:
    - mysql_MySQL_1:mysql
  volumes:
    - /etc/localtime:/etc/localtime:ro
    - nextcloud:/var/www/html
  restart: always

collabora:
  image: collabora/code
  ports:
    - 9980:9980
  environment:
    username: root
    password: this_is_a_password
    domain: pan.example.com
  cap_add:
    - MKNOD