homeserver/docker/stacks/nextcloud/nextcloud.yml

services:
   nextcloud-cache:
      image: redis
      container_name: nextcloud-cache
      user: ${PUID}:${PGID}
      networks:
         - nextcloud
      volumes:
         - ${APPS_DIR}/nextcloud-cache:/data
      ports:
         - 6379:6379
      restart: unless-stopped

   nextcloud-db:
      image: lscr.io/linuxserver/mariadb
      container_name: nextcloud-db
      networks:
         - nextcloud
      environment:
         - PUID=${PUID}
         - PGID=${PGID}
         - MYSQL_ROOT_PASSWORD=${DB_ROOT_PW}
         - TZ=${TIMEZONE}
         - MYSQL_DATABASE=${DB_NAME}
         - MYSQL_USER=${DB_USER}
         - MYSQL_PASSWORD=${DB_PW}
      volumes:
         - ${APPS_DIR}/nextcloud-db:/config
      ports:
         - 3306:3306
      restart: unless-stopped
   
   nextcloud:
      image: lscr.io/linuxserver/nextcloud
      container_name: nextcloud
      networks:
         - proxy
         - nextcloud
      environment:
         - PUID=${PUID}
         - PGID=${PGID}
         - TZ=${TIMEZONE}
      volumes:
         - ${APPS_DIR}/nextcloud:/config
         - ${DATA_DIR}/nextcloud-data:/data
      ports:
         - 8443:443
      restart: unless-stopped
      depends_on:
         - nextcloud-db
         - nextcloud-cache

networks:
   proxy:
      external:
         name: proxy
   nextcloud:
      name: nextcloud