Add automated maintenance, fixes some warning in the admin panel

Author: Root-Core

readme-vars.yml

@@ -145,6 +145,7 @@ init_diagram: |
   "nextcloud:latest" <- Base Images
 # changelog
 changelogs:
+  - {date: "01.06.26:", desc: "Automated `occ` maintenance tasks on container start. Non time critical cron tasks run daily between 01:00 and 05:00 UTC."}
   - {date: "10.07.25:", desc: "Rebase to Alpine 3.22."}
   - {date: "12.02.25:", desc: "Rebase to Alpine 3.21."}
   - {date: "09.01.25:", desc: "Fix uploading large files. Existing users should update their nginx confs."}

root/etc/s6-overlay/s6-rc.d/init-nextcloud-config/run

@@ -132,9 +132,16 @@ if occ config:system:get installed >/dev/null 2>&1; then
     if ! occ config:system:get datadirectory >/dev/null 2>&1; then
         occ config:system:set datadirectory --value='/data'
     fi
+    if ! occ config:system:get maintenance_window_start >/dev/null 2>&1; then
+        occ config:system:set maintenance_window_start --value=1 --type=integer 
+    fi
     if ! occ config:system:get upgrade.disable-web >/dev/null 2>&1; then
         occ config:system:set upgrade.disable-web --value=true --type=boolean
     fi
+
+    # Run maintenance steps, this also fixes warnings in the admin panel
+    occ db:add-missing-indices
+    occ maintenance:repair --include-expensive
 else
     echo "After completing the web-based installer, restart the Nextcloud container to apply default memory caching and transactional file locking configurations."
     echo "Alternatively, you can apply your own configurations by editing /config/www/nextcloud/config/config.php following the documentation:"