chore(admin-ui): pagination links no-underline; fix platform order syncable test seed

tests/Feature/AdminPlatformOrderTest.php

@@ -360,9 +360,27 @@ class AdminPlatformOrderTest extends TestCase
             ->assertDontSee('PO202603100102');
 
         // 只看可同步：已支付 + 已生效 + 未同步
+        // 注意：为避免“续费但未绑定订阅”的脏数据被误判为可同步集合，业务逻辑会排除 renewal 且 site_subscription_id 为空的订单。
+        // 因此这里必须构造一条已绑定订阅的续费订单。
+        $syncableSub = \App\Models\SiteSubscription::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'status' => 'activated',
+            'source' => 'manual',
+            'subscription_no' => 'SUB_SYNCABLE_0001',
+            'plan_name' => $plan->name,
+            'billing_cycle' => 'monthly',
+            'period_months' => 1,
+            'amount' => 199,
+            'starts_at' => now()->subDay(),
+            'ends_at' => now()->addMonth(),
+            'activated_at' => now()->subDay(),
+        ]);
+
         PlatformOrder::query()->create([
             'merchant_id' => $merchant->id,
             'plan_id' => $plan->id,
+            'site_subscription_id' => $syncableSub->id,
             'order_no' => 'PO202603100106',
             'order_type' => 'renewal',
             'status' => 'activated',