feat(admin): 仪表盘收费工作台补齐续费缺订阅快捷入口

app/Http/Controllers/Admin/DashboardController.php

@@ -51,6 +51,10 @@ class DashboardController extends Controller
                 'platform_orders_sync_failed' => PlatformOrder::query()
                     ->whereRaw("JSON_EXTRACT(meta, '$.subscription_activation_error.message') IS NOT NULL")
                     ->count(),
+                'platform_orders_renewal_missing_subscription' => PlatformOrder::query()
+                    ->where('order_type', 'renewal')
+                    ->whereNull('site_subscription_id')
+                    ->count(),
 
                 // 站点治理
                 'active_merchants' => Merchant::query()->where('status', 'active')->count(),