services:
    syncthing:
        image: syncthing:latest
        instances:
            syncthing-1:
                ports:
                    broadcast: 21027
                    listen: 22000
                    web: 8384:18384
                ship: local
                volumes:
                    /host/data: /media/sync/syncthing
                    /host/etc/certs: /home/user/certs/letsencrypt
                    /host/etc/syncthing: /opt/syncthing