chore: prepare for PR

app/Livewire/Server/DockerCleanup.php

@@ -3,8 +3,13 @@
 namespace App\Livewire\Server;
 
 use App\Jobs\DockerCleanupJob;
+use App\Models\DockerCleanupExecution;
 use App\Models\Server;
+use Cron\CronExpression;
 use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
+use Illuminate\Support\Carbon;
+use Illuminate\Support\Facades\Cache;
+use Livewire\Attributes\Computed;
 use Livewire\Attributes\Validate;
 use Livewire\Component;
 
@@ -34,6 +39,53 @@ class DockerCleanup extends Component
     #[Validate('boolean')]
     public bool $disableApplicationImageRetention = false;
 
+    #[Computed]
+    public function isCleanupStale(): bool
+    {
+        try {
+            $lastExecution = DockerCleanupExecution::where('server_id', $this->server->id)
+                ->orderBy('created_at', 'desc')
+                ->first();
+
+            if (! $lastExecution) {
+                return false;
+            }
+
+            $frequency = $this->server->settings->docker_cleanup_frequency ?? '0 0 * * *';
+            if (isset(VALID_CRON_STRINGS[$frequency])) {
+                $frequency = VALID_CRON_STRINGS[$frequency];
+            }
+
+            $cron = new CronExpression($frequency);
+            $now = Carbon::now();
+            $nextRun = Carbon::parse($cron->getNextRunDate($now));
+            $afterThat = Carbon::parse($cron->getNextRunDate($nextRun));
+            $intervalMinutes = $nextRun->diffInMinutes($afterThat);
+
+            $threshold = max($intervalMinutes * 2, 10);
+
+            return Carbon::parse($lastExecution->created_at)->diffInMinutes($now) > $threshold;
+        } catch (\Throwable) {
+            return false;
+        }
+    }
+
+    #[Computed]
+    public function lastExecutionTime(): ?string
+    {
+        return DockerCleanupExecution::where('server_id', $this->server->id)
+            ->orderBy('created_at', 'desc')
+            ->first()
+            ?->created_at
+            ?->diffForHumans();
+    }
+
+    #[Computed]
+    public function isSchedulerHealthy(): bool
+    {
+        return Cache::get('scheduled-job-manager:heartbeat') !== null;
+    }
+
     public function mount(string $server_uuid)
     {
         try {