version: '3'
services:
  core:
    image: kopano
  postfix:
    image: postfix
    volumes:
      - spool:/var/spool/postfix
  webapp:
    image: webapp
    labels:
      - traefik.enable=true
      - traefik.http.routers.webapp.rule=Host(`$MAIL_DOMAIN`)
      - traefik.http.routers.webapp.tls=true
      - traefik.http.routers.webapp.tls.certResolver=default
    volumes:
      - z-push:/var/lib/z-push
  db:
    image: mysql
    restart: unless-stopped
    volumes:
      - database:/var/lib/mysql
volumes:
  - attachments:
  - database:
  - z-push:
  - spool: