version: '3'
services:
  watchtower:
    image: containrrr/watchtower
    container_name: watchtower
    #command: --run-once --scope watch
    command: --cleanup=true --scope watch
    restart: always
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    labels: [ "com.centurylinklabs.watchtower.scope=watch" ]