services: watchtower: image: containrrr/watchtower restart: unless-stopped container_name: watchtower volumes: - /var/run/docker.sock:/var/run/docker.sock environment: - TZ=Asia/Kolkata - WATCHTOWER_CLEANUP=true - WATCHTOWER_SCHEDULE=0 0 2 * * * - WATCHTOWER_NOTIFICATIONS=${WATCHTOWER_NOTIFICATIONS} - WATCHTOWER_NOTIFICATIONS_HOSTNAME=${WATCHTOWER_NOTIFICATIONS_HOSTNAME} - WATCHTOWER_NOTIFICATION_URL=${WATCHTOWER_NOTIFICATION_URL}