Don't Starve Together DST Academy w/ Caves rancher setup

docker-compose.yml

version: '2'
volumes:
  dst-data-volume:
    external: true
    driver: 'null'
services:
  dst-data-volume:
    image: busybox
    network_mode: none
    volumes:
    - /var/lib/dsta/master
    - /var/lib/dsta/slave
    command:
    - /bin/true
    labels:
      io.rancher.container.start_once: 'true'
  overworld:
    image: dstacademy/dontstarvetogether
    environment:
      CLUSTER_PATH: /var/lib/dsta/master
      DESCRIPTION: 'Voice chat: discord.gg/YwvfxZJ'
      MAX_PLAYERS: '10'
      NAME: Where's Base? (Klei Unofficial)
      SHARD_CLUSTER_KEY: gewdyasdi2
      SHARD_ENABLE: 'true'
      SHARD_IS_MASTER: 'true'
      SHARD_MASTER_IP: overworld
      SHARD_NAME: overworld
      TOKEN: pds-g^KU_s5j_0CpH^iTAHtrojpIVBkdIjqeM1FI6G5wVNnpWML6iHOzqQd+M=
      WHITELIST_SLOTS: '2'
      PAUSE_WHEN_EMPTY: 'true'
    volumes_from:
    - dst-data-volume
    ports:
    - 10999:10999/udp
    command:
    - dst-server
    - start
    - --update=all
    labels:
      io.rancher.scheduler.affinity:host_label: dst=caves
      io.rancher.sidekicks: dst-data-volume,dst-caves
  dst-caves:
    image: dstacademy/dontstarvetogether
    environment:
      CLUSTER_PATH: /var/lib/dsta/slave
      MAX_PLAYERS: '10'
      SERVER_PORT: '11000'
      SHARD_CLUSTER_KEY: gewdyasdi2
      SHARD_ENABLE: 'true'
      SHARD_IS_MASTER: 'false'
      SHARD_MASTER_IP: overworld
      SHARD_NAME: underworld
      TOKEN: pds-g^KU_s5j_0CpH^iTAHtrojpIVBkdIjqeM1FI6G5wVNnpWML6iHOzqQd+M=
      WHITELIST_SLOTS: '2'
      WORLD_PRESET: DST_CAVE
      PAUSE_WHEN_EMPTY: 'true'
    stdin_open: true
    volumes:
    - dst-data-volume:/var/lib/dsta/cluster
    tty: true
    ports:
    - 11000:11000/udp
    command:
    - dst-server
    - start
    - --update=all
    labels:
      io.rancher.scheduler.affinity:host_label: dst=caves