Remove mattermost information and use cleanup mechanism.

duplicati/docker-compose.yaml

@@ -10,12 +10,15 @@ volumes:
 
 services:
   duplicati:
-    image: duplicati/duplicati:beta
+    image: duplicati/duplicati:stable
     restart: unless-stopped
     volumes:
       - duplicati-conf:/data
       - nextcloud-data:/nextcloud:ro
       - /mnt/raid/nextcloud_data:/backup
+    environment:
+      DUPLICATI__DISABLE_DB_ENCRYPTION: true
+      DUPLICATI__WEBSERVICE_ALLOWEDHOSTNAMES: backup-asu.ddnss.de
     networks:
       - proxy
     ports:

watchtower/docker-compose.yaml

@@ -8,8 +8,7 @@ services:
     environment:
       WATCHTOWER_INCLUDE_STOPPED: true
       WATCHTOWER_MONITOR_ONLY: false
+      WATCHTOWER_CLEANUP: true
+      WATCHTOWER_REMOVE_VOLUMES: true
       WATCHTOWER_SCHEDULE: "0 0 4 * * *"
       WATCHTOWER_WARN_ON_HEAD_FAILURE: "never"
-      WATCHTOWER_NOTIFICATIONS: "shoutrrr"
-      WATCHTOWER_NOTIFICATION_URL: "mattermost://watchtower@cs-mm.ddnss.de/og4ckuqet7fafb8kjuaigzuh7c"
-      WATCHTOWER_NOTIFICATION_TEMPLATE: "{{range .}} ASU - {{.Time.Format \"2006-01-02 15:04:05\"}} ({{.Level}}): {{.Message}}{{println}}{{end}}"