services:
  watchtower:
    image: containrrr/watchtower
    container_name: watchtower
    restart: unless-stopped
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      - WATCHTOWER_MONITOR_ONLY=true
      - WATCHTOWER_POLL_INTERVAL=86400
      - WATCHTOWER_CLEANUP=true
      - TZ=Europe/Berlin
      - DOCKER_API_VERSION=1.45 
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: 128M
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"