Watchtower mit Bereinigung

 version: "3"
 services:
   watchtower:
     container_name: watchtower
     image: containrrr/watchtower
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
     restart: unless-stopped
     environment:
       - TZ=Europe/Berlin
       - WATCHTOWER_LIFECYCLE_HOOKS=1 # Enable pre/post-update scripts
     command: --cleanup --run-once --monitor-only --schedule "0 0 4 * * *"