feat(server): implement server patch check notifications

- Added a new job, ServerPatchCheckJob, to handle server patch checks and notifications.
- Introduced a new notification class, ServerPatchCheck, for sending updates via email, Discord, Slack, Pushover, and Telegram.
- Updated notification settings models to include server patch notification options for email, Discord, Slack, Pushover, and Telegram.
- Created a migration to add server patch notification fields to the respective settings tables.
- Enhanced the UI to allow users to enable/disable server patch notifications across different channels.

app/Console/Kernel.php

@@ -12,6 +12,7 @@ use App\Jobs\PullTemplatesFromCDN;
 use App\Jobs\RegenerateSslCertJob;
 use App\Jobs\ScheduledTaskJob;
 use App\Jobs\ServerCheckJob;
+use App\Jobs\ServerPatchCheckJob;
 use App\Jobs\ServerStorageCheckJob;
 use App\Jobs\UpdateCoolifyJob;
 use App\Models\InstanceSettings;
@@ -175,6 +176,9 @@ class Kernel extends ConsoleKernel
                 }
                 $this->scheduleInstance->job(new DockerCleanupJob($server))->cron($dockerCleanupFrequency)->timezone($serverTimezone)->onOneServer();
 
+                // Server patch check - weekly
+                $this->scheduleInstance->job(new ServerPatchCheckJob($server))->weekly()->timezone($serverTimezone)->onOneServer();
+
                 // Cleanup multiplexed connections every hour
                 // $this->scheduleInstance->job(new ServerCleanupMux($server))->hourly()->onOneServer();