Nextcloud + Rocket.Chat

.env

NC_VERSION=28
NC_HOST=cloud.example.org

RC_VERSION=6.5.0
RC_HOST=chat.example.org

MONGO_VERSION=7.0

MYSQL_ROOT_PASSWORD=verySecret
MYSQL_PASSWORD=secret
MYSQL_DATABASE=nextcloud
MYSQL_USER=nc

docker-compose.yml

version: "3.7"
services:
  traefik:
    image: traefik:v2
    command: --providers.docker
    restart: always
    ports:
      - 80:80
      - 443:443
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:rw
      - ./data/traefik/static.yml:/etc/traefik/traefik.yml
      - ./data/traefik/dynamic.yml:/etc/traefik/dynamic/dynamic.yml
      - ./data/traefik/acme.json:/etc/traefik/acme/acme.json
    labels:
      - "com.centurylinklabs.watchtower.enable=true"
  db:
    image: mariadb
    volumes:
     - ./data/db:/var/lib/mysql
     - /etc/localtime:/etc/localtime:ro
    environment:
     - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
     - MYSQL_PASSWORD=${MYSQL_PASSWORD}
     - MYSQL_DATABASE=${MYSQL_DATABASE}
     - MYSQL_USER=${MYSQL_USER}
    restart: unless-stopped
  nextcloud:
    restart: unless-stopped
    image: nextcloud:${NC_VERSION}
    environment:
      - MYSQL_HOST=db
      - MYSQL_PASSWORD=${MYSQL_PASSWORD}
      - MYSQL_DATABASE=${MYSQL_DATABASE}
      - MYSQL_USER=${MYSQL_USER}
    depends_on:
      - db
      - traefik
    volumes:
      - ./data/nextcloud/www:/var/www/html
      - ./data/nextcloud/config:/var/www/html/config
      - ./data/nextcloud/custom_apps:/var/www/html/custom_apps
      - ./data/nextcloud/themes:/var/www/html/themes
      - /etc/localtime:/etc/localtime:ro
    labels:
      - "traefik.http.routers.nc.rule=Host(`${NC_HOST}`)"
      - "traefik.http.routers.nc.tls.certResolver=default"
      - "traefik.http.routers.nc.tls=true"
      - "traefik.http.services.nc.loadbalancer.server.port=80"
      - "com.centurylinklabs.watchtower.enable=true"
  rocketchat:
    image: rocketchat/rocket.chat:${RC_VERSION}
    restart: unless-stopped
    command: /bin/sh -c 'INSTANCE_IP=$$(hostname -i) node main.js'
    volumes:
     - ./data/chat/uploads:/app/uploads
     - /tmp:/tmp
    environment:
     - PORT=3000
     - ROOT_URL=https://${RC_HOST}
     - MONGO_URL=mongodb://mongo:27017/rocketchat?directConnection=true
     - MONGO_OPLOG_URL=mongodb://mongo:27017/local?directConnection=true
    depends_on:
      - mongo
      - traefik
    expose:
      - "3000"
    labels:
      - "traefik.http.routers.rc.rule=Host(`${RC_HOST}`)"
      - "traefik.http.routers.rc.tls.certResolver=default"
      - "traefik.http.routers.rc.tls=true"
      - "traefik.http.services.rc.loadbalancer.server.port=3000"
      - "com.centurylinklabs.watchtower.enable=true"
  mongo:
    image: mongo:${MONGO_VERSION}
    restart: unless-stopped
    command: mongod --oplogSize 128 --replSet rs0
    volumes:
      - ./data/chat/db:/data/db
      - ./data/chat/backups:/dump
    labels:
      - "com.centurylinklabs.watchtower.enable=true"
  watchtower:
    image: containrrr/watchtower
    command: --cleanup --label-enable
    restart: always
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock