fix(schedule): run stale multiplex cleanup on crons queue

Dispatch CleanupStaleMultiplexedConnections through the crons queue and
cover the scheduled job queue assignment with a feature test.

app/Console/Kernel.php

@@ -41,7 +41,9 @@ class Kernel extends ConsoleKernel
             $this->instanceTimezone = config('app.timezone');
         }
 
-        $this->scheduleInstance->job(new CleanupStaleMultiplexedConnections)->hourly()->onOneServer();
+        $this->scheduleInstance->job(new CleanupStaleMultiplexedConnections, crons_queue())
+            ->hourly()
+            ->onOneServer();
         $this->scheduleInstance->command('cleanup:redis --clear-locks')->daily();
         $this->scheduleInstance->command('sanctum:prune-expired --hours=1')->hourly()->onOneServer();
         $this->scheduleInstance->job(new ApiTokenExpirationWarningJob)->hourly()->onOneServer();

tests/Feature/ScheduleOnOneServerTest.php

@@ -1,8 +1,10 @@
 <?php
 
+use App\Jobs\CleanupStaleMultiplexedConnections;
 use App\Models\InstanceSettings;
 use Illuminate\Console\Scheduling\Schedule;
 use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Queue;
 
 uses(RefreshDatabase::class);
 
@@ -21,6 +23,23 @@ it('schedules RegenerateSslCertJob with onOneServer to prevent multi-server doub
     expect($event->onOneServer)->toBeTrue();
 });
 
+it('schedules CleanupStaleMultiplexedConnections on the crons queue', function () {
+    config(['constants.coolify.self_hosted' => false]);
+    Queue::fake();
+
+    $schedule = app(Schedule::class);
+
+    $event = collect($schedule->events())->first(
+        fn ($e) => str_contains((string) $e->description, CleanupStaleMultiplexedConnections::class)
+    );
+
+    expect($event)->not->toBeNull();
+
+    $event->run(app());
+
+    Queue::assertPushedOn('crons', CleanupStaleMultiplexedConnections::class);
+});
+
 it('schedules every production job with onOneServer', function () {
     $schedule = app(Schedule::class);