feat: Introduce source type for featured groups; add category association and implement FeaturedGroupService for item sourcing

app/Domains/Catalog/Models/FeaturedGroup.php

@@ -2,6 +2,7 @@
 
 namespace App\Domains\Catalog\Models;
 
+use App\Domains\Catalog\Enums\FeaturedGroupSource;
 use App\Domains\Catalog\Enums\GroupLayout;
 use App\Domains\Catalog\Enums\ProductLayout;
 use App\Domains\Tenant\Models\Tenant;
@@ -13,6 +14,8 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
 
 #[Fillable([
     'tenant_code',
+    'source_type',
+    'category_id',
     'product_layout',
     'group_layout',
     'group_name',
@@ -26,9 +29,15 @@ class FeaturedGroup extends Model
 
     protected $table = 'featured_groups';
 
+    protected $attributes = [
+        'source_type' => FeaturedGroupSource::Manual->value,
+    ];
+
     protected function casts(): array
     {
         return [
+            'source_type' => FeaturedGroupSource::class,
+            'category_id' => 'integer',
             'product_layout' => ProductLayout::class,
             'group_layout' => GroupLayout::class,
             'group_order' => 'integer',
@@ -41,6 +50,12 @@ class FeaturedGroup extends Model
         return $this->belongsTo(Tenant::class, 'tenant_code', 'codigo');
     }
 
+    /** @return BelongsTo<Category, $this> */
+    public function category(): BelongsTo
+    {
+        return $this->belongsTo(Category::class);
+    }
+
     /** @return HasMany<FeaturedItem, $this> */
     public function featuredItems(): HasMany
     {