volumes: rcm_alphamill_web: rcm_alphamill_db: networks: proxy_net: name: "proxy-net" external: true services: webmail: container_name: alphamill_webmail image: roundcube/roundcubemail:latest volumes: - rcm_alphamill_web:/var/www/html - rcm_alphamill_db:/var/roundcube/db networks: - proxy_net environment: - ROUNDCUBEMAIL_DB_TYPE=sqlite - ROUNDCUBEMAIL_SKIN=elastic - ROUNDCUBEMAIL_DEFAULT_HOST=ssl://imap.purelymail.com - ROUNDCUBEMAIL_DEFAULT_PORT=993 - ROUNDCUBEMAIL_SMTP_SERVER=tls://imap.purelymail.com - ROUNDCUBEMAIL_SMTP_PORT=587 - ROUNDCUBEMAIL_COMPOSER_PLUGINS=roundcube/carddav, johndoh/globaladdressbook - ROUNDCUBEMAIL_PLUGINS=carddav, globaladdressbook labels: - traefik.enable=true - traefik.http.routers.webmail.rule=Host(`webmail.alphamill.gr`)