fix(price-trigger): restrict notifications to SMS only

Remove email/in-app paths and enforce sms action on create/update so
price alerts match the product requirement for SMS-only delivery.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Services/PriceTriggerService.php

@@ -3,13 +3,11 @@
 namespace App\Services;
 
 use App\Http\Controllers\Controller;
-use App\Mail\YourMailableClass;
 use App\Models\Customer;
 use App\Models\Price;
 use App\Models\PriceTrigger;
 use App\Models\Product;
 use Illuminate\Support\Facades\Log;
-use Illuminate\Support\Facades\Mail;
 
 class PriceTriggerService
 {
@@ -167,14 +165,14 @@ class PriceTriggerService
         $shopName = (string) Controller::Config('name_fa');
         $message = 'قیمت ' . $title . ' به ' . number_format((int) $current) . " رسید\n" . $shopName;
 
-        if ($trigger->action === 'email' && ! empty($customer->email)) {
-            Mail::to($customer->email)->send(new YourMailableClass($message, '', '', '', ''));
-
+        if (! Controller::isSmsNotifEnabled('sms_notif_price_trigger')) {
             return;
         }
 
-        if ($trigger->action === 'sms' && Controller::isSmsNotifEnabled('sms_notif_price_trigger')) {
-            Controller::Send($customer->mobile, $message);
+        if (trim((string) ($customer->mobile ?? '')) === '') {
+            return;
         }
+
+        Controller::Send($customer->mobile, $message);
     }
 }