Refactor CurrencyRateResource and VisaMasterSettings: remove unnecessary whitespace, add property annotations, and define possible setting types. Update Turkish translations for warning text and content.

app/Modules/VisaMasterPaymentOrder/Models/VisaMasterSettings.php

@@ -4,7 +4,25 @@ namespace App\Modules\VisaMasterPaymentOrder\Models;
 
 use Illuminate\Database\Eloquent\Model;
 
+/** 
+ * @property int $id
+ * @property string $name
+ * @property string $display_name
+ * @property string $value
+ */
 class VisaMasterSettings extends Model
 {
     protected $table = 'visa_master_settings';
+
+    /**
+     * The possible types of settings.
+     *
+     * @return array<string, string>
+     */
+    public static function types(): array
+    {
+        return [
+            'payment_warning_text' => __('Warning text'),
+        ];
+    }
 }