Implement VM provision locking mechanism and enhance VM job handling

app/Jobs/VirtualMachine/Create/CreateVirtualMachineJob.php

@@ -7,6 +7,7 @@ namespace App\Jobs\VirtualMachine\Create;
 use App\Http\Services\vCenter;
 use App\Jobs\VirtualMachine\Provision\AssignIpToGuestJob;
 use App\Models\OrderItem;
+use App\Models\VmProvisionLock;
 use App\Services\VirtualMachine\VmAddonResolver;
 use App\Services\VirtualMachine\VmInfrastructureResolver;
 use App\Services\VirtualMachine\VmIpReservationService;
@@ -55,8 +56,15 @@ class CreateVirtualMachineJob implements ShouldQueue
     ): bool {
         $reservation = null;
         $ipPoolId    = null;
+        $lock        = null;
 
         try {
+            $customerId = $this->item->order->customer_id;
+            $lock = VmProvisionLock::updateOrCreate(
+                ['order_item_id' => $this->item->id],
+                ['customer_id' => $customerId, 'status' => 'running'],
+            );
+
             $vmLogger->step('Create VM job started', [
                 'order_item_id' => $this->item->id,
                 'is_retry'      => $this->isRetry,
@@ -198,12 +206,16 @@ class CreateVirtualMachineJob implements ShouldQueue
                 'vm_id'            => $vmId,
             ]);
 
+            $lock?->update(['status' => 'success']);
+
             return true;
         } catch (Throwable $e) {
             if ($reservation) {
                 $ipReservation->release($reservation, $ipPoolId);
             }
 
+            $lock?->update(['status' => 'failed']);
+
             $vmLogger->exception('Create VM job failed', $e, [
                 'order_item_id' => $this->item->id,
                 'is_retry'      => $this->isRetry,