fix(price): normalize store product list for SSE identity and images

Store SSE payloads were Eloquent models, so listIdentity skipped them and file_id changes never republished; encode to plain arrays before hash/publish.

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

app/Services/PriceBroadcastService.php

@@ -171,11 +171,21 @@ class PriceBroadcastService
         $identity = [];
 
         foreach ($listPayload as $product) {
+            if ($product instanceof \Illuminate\Database\Eloquent\Model) {
+                $product = $product->toArray();
+            }
+
             if (! is_array($product)) {
                 continue;
             }
 
-            $file = is_array($product['file'] ?? null) ? $product['file'] : [];
+            $file = $product['file'] ?? null;
+            if ($file instanceof \Illuminate\Database\Eloquent\Model) {
+                $file = $file->toArray();
+            }
+            if (! is_array($file)) {
+                $file = [];
+            }
 
             $identity[] = [
                 'id' => (int) ($product['id'] ?? 0),
@@ -218,7 +228,9 @@ class PriceBroadcastService
     private function buildProductListPayload(): ?array
     {
         if (app(ConfigService::class)->isStore()) {
-            return app(ProductController::class)->customerStoreProductListPayload();
+            return $this->normalizeListPayload(
+                app(ProductController::class)->customerStoreProductListPayload()
+            );
         }
 
         $request = Request::create('/customer/product/list', 'GET');
@@ -229,4 +241,31 @@ class PriceBroadcastService
 
         return is_array($decoded) ? $decoded : null;
     }
+
+    /**
+     * مدل/کالکشن Eloquent را به آرایهٔ خالص تبدیل می‌کند تا listIdentity و SSE
+     * همیشه file_id و URL تصویر را ببینند (قبلاً is_array روی Model شکست می‌خورد).
+     *
+     * @param  mixed  $payload
+     * @return array<int, mixed>|null
+     */
+    private function normalizeListPayload(mixed $payload): ?array
+    {
+        if ($payload === null) {
+            return null;
+        }
+
+        if ($payload === []) {
+            return [];
+        }
+
+        $encoded = json_encode($payload, JSON_UNESCAPED_UNICODE);
+        if ($encoded === false) {
+            return null;
+        }
+
+        $decoded = json_decode($encoded, true);
+
+        return is_array($decoded) ? $decoded : null;
+    }
 }