feat(inventory): add InventorySubject enum and integrate into catalog item management

app/Domains/Catalog/Models/CatalogItem.php

@@ -5,6 +5,7 @@ namespace App\Domains\Catalog\Models;
 use App\Domains\Attachable\Models\Attachment;
 use App\Domains\Catalog\Enums\CatalogItemType;
 use App\Domains\Catalog\Enums\InventoryPolicy;
+use App\Domains\Catalog\Enums\InventorySubject;
 use App\Domains\Catalog\Services\CatalogInventoryService;
 use App\Domains\Tenant\Models\Tenant;
 use App\Domains\Ticket\Enums\TicketGenerationPolicy;
@@ -30,6 +31,7 @@ use Illuminate\Support\Collection;
     'descripcion',
     'precio',
     'inventory_policy',
+    'inventory_subject',
     'max_units_per_user',
     'has_tickets',
     'ticket_generation_policy',
@@ -46,6 +48,7 @@ class CatalogItem extends Model
     protected $attributes = [
         'type' => CatalogItemType::Standard->value,
         'inventory_policy' => InventoryPolicy::Tracked->value,
+        'inventory_subject' => InventorySubject::Product->value,
         'has_tickets' => false,
         'ticket_generation_policy' => TicketGenerationPolicy::PerEventDate->value,
     ];
@@ -59,6 +62,7 @@ class CatalogItem extends Model
             'type' => CatalogItemType::class,
             'precio' => 'decimal:2',
             'inventory_policy' => InventoryPolicy::class,
+            'inventory_subject' => InventorySubject::class,
             'max_units_per_user' => 'integer',
             'has_tickets' => 'boolean',
             'ticket_generation_policy' => TicketGenerationPolicy::class,
@@ -208,6 +212,11 @@ class CatalogItem extends Model
         return $this->nombre;
     }
 
+    public function getSelectionLabel(): string
+    {
+        return $this->getName();
+    }
+
     public function getDescription(): ?string
     {
         return $this->descripcion;