update

app/Models/Product.php

@@ -17,19 +17,58 @@ class Product extends Model
     protected $fillable = [
         'name',
         'slug',
+        'short_description',
         'description',
-        'price',
-        'price_sale',
-        'billing_cycle',
+        'setup_fee',
+        'trial_days',
         'cpu',
         'ram',
         'gpu',
         'disk',
         'bandwidth',
+        'stock',
+        'is_unlimited',
         'is_active',
         'sort_order',
+        'product_type',
+        'product_categories_id',
+        'published_at',
     ];
 
+    protected $casts = [
+        'is_active' => 'boolean',
+        'is_unlimited' => 'boolean',
+        'published_at' => 'date',
+    ];
+
+    /**
+     * Relationship: Product belongs to a Category
+     */
+    public function category()
+    {
+        return $this->belongsTo(ProductCategories::class, 'product_categories_id');
+    }
+
+    /**
+     * Relationship: Product has many OS versions (pivot table: os_product)
+     */
+    public function osVersions()
+    {
+        return $this->belongsToMany(Os::class, 'os_product', 'product_id', 'os_id')
+            ->withTimestamps();
+    }
+
+    /**
+     * Relationship: Product has many pricings
+     */
+    public function pricings()
+    {
+        return $this->hasMany(ProductPricings::class, 'product_id');
+    }
+
+    /**
+     * Legacy: Many-to-many categories (if still needed)
+     */
     public function categories()
     {
         return $this->belongsToMany(ProductCategories::class, 'product_product_category', 'product_id', 'product_category_id');