feat: implement product management module with CRUD operations, service layer, and validation logic

app/Domains/Catalog/Resources/ProductResource.php

@@ -32,6 +32,22 @@ class ProductResource extends JsonResource
                     ->values()
             ),
             'attributes' => AttributeResource::collection($this->whenLoaded('attributes')),
+            'variants' => ProductVariantResource::collection($this->whenLoaded('variants')),
+            'default_variant' => $this->when(
+                $this->getDefaultVariant() !== null,
+                function () {
+                    $defaultVariant = $this->getDefaultVariant();
+                    return [
+                        'variant_id' => $defaultVariant->id,
+                        'images' => $defaultVariant->attachments->isNotEmpty()
+                            ? $defaultVariant->attachments->map(fn ($attachment) => $attachment->getTemporaryUrl(1440))->values()
+                            : $this->attachments->map(fn ($attachment) => $attachment->getTemporaryUrl(1440))->values(),
+                        'attributes' => $defaultVariant->definitions->mapWithKeys(function ($definition) {
+                            return [$definition->attribute?->codigo => $definition->value];
+                        })->toArray(),
+                    ];
+                }
+            ),
         ];
     }
 }