Watchtower: Simplify auto updates

coreos-config/compose/05_watchtower/docker-compose.yaml

@@ -6,10 +6,9 @@ services:
     privileged: true
     environment:
       DOCKER_CONFIG: /config
-      WATCHTOWER_POLL_INTERVAL: 21600
+      WATCHTOWER_SCHEDULE: 0 42 * * * *
       WATCHTOWER_CLEANUP: 1
       WATCHTOWER_ROLLING_RESTART: 1
-      WATCHTOWER_SCOPE: update
       WATCHTOWER_NOTIFICATIONS: slack
       WATCHTOWER_NOTIFICATION_SLACK_HOOK_URL: https://discord.com/api/webhooks/{{ watchtower.discord.webhook }}/slack
       WATCHTOWER_NOTIFICATION_SLACK_IDENTIFIER: Watchtower
@@ -19,28 +18,4 @@ services:
       - /var/run/docker.sock:/var/run/docker.sock
       - /home/core/.docker:/config
     restart: always
-    labels:
-      - "com.centurylinklabs.watchtower.scope=update"
-
-  http:
-    image: containrrr/watchtower:latest
-    privileged: true
-    container_name: HTTP
-    environment:
-      DOCKER_CONFIG: /config
-      WATCHTOWER_POLL_INTERVAL: 900
-      WATCHTOWER_CLEANUP: 1
-      WATCHTOWER_ROLLING_RESTART: 1
-      WATCHTOWER_SCOPE: http
-      WATCHTOWER_NOTIFICATIONS: slack
-      WATCHTOWER_NOTIFICATION_SLACK_HOOK_URL: https://discord.com/api/webhooks/{{ watchtower.discord.webhook }}/slack
-      WATCHTOWER_NOTIFICATION_SLACK_IDENTIFIER: Watchtower
-      WATCHTOWER_NOTIFICATION_SLACK_ICON_EMOJI: ":whale:"
-      WATCHTOWER_NOTIFICATION_SLACK_ICON_URL: https://raw.githubusercontent.com/containrrr/watchtower/master/logo.png
-    volumes:
-      - /home/core/.docker/:/config/
-      - /var/run/docker.sock:/var/run/docker.sock
-    restart: always
-    labels:
-      - "com.centurylinklabs.watchtower.scope=http"
 ...