refactor(catalog): Complete catalog refactor to simplify its data model and its querying.

source commits: refactor/catalog

app/Domains/Catalog/Models/Attribute.php

@@ -9,7 +9,6 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
-use Illuminate\Database\Eloquent\Relations\HasManyThrough;
 
 #[Fillable([
     'tenant_codigo',
@@ -52,27 +51,4 @@ class Attribute extends Model
     {
         return $this->hasMany(AttributeOption::class, 'attribute_id')->orderBy('sort_order');
     }
-
-    /**
-     * @return HasMany<ProductAttribute, $this>
-     */
-    public function productAttributes(): HasMany
-    {
-        return $this->hasMany(ProductAttribute::class, 'attribute_id');
-    }
-
-    /**
-     * @return HasManyThrough<ProductVariantDefinition, ProductAttribute, $this>
-     */
-    public function variantDefinitions(): HasManyThrough
-    {
-        return $this->hasManyThrough(
-            ProductVariantDefinition::class,
-            ProductAttribute::class,
-            'attribute_id',
-            'products_attribute_id',
-            'id',
-            'id'
-        );
-    }
 }