feat(admin): subscription show link to orders by subscription id

resources/views/admin/site_subscriptions/show.blade.php

@@ -70,7 +70,9 @@
         <a href="/admin/site-subscriptions" class="muted">← 返回订阅列表</a>
         @if($subscription->subscription_no)
             <span class="muted">｜</span>
-            <a href="/admin/platform-orders?keyword={{ urlencode($subscription->subscription_no) }}" class="muted">按订阅号查看平台订单</a>
+            <a href="/admin/platform-orders?site_subscription_id={{ $subscription->id }}" class="muted">查看关联平台订单（按订阅ID精确过滤）</a>
+            <span class="muted">｜</span>
+            <a href="/admin/platform-orders?site_subscription_id={{ $subscription->id }}&syncable_only=1" class="muted">查看可同步订单</a>
         @endif
     </div>
 </div>

tests/Feature/AdminSiteSubscriptionShowTest.php

@@ -93,7 +93,9 @@ class AdminSiteSubscriptionShowTest extends TestCase
             ->assertSee('关联平台订单')
             ->assertSee('PO_SUB_SHOW_0001')
             ->assertSee('同步时间')
-            ->assertSee('失败原因');
+            ->assertSee('失败原因')
+            ->assertSee('查看关联平台订单（按订阅ID精确过滤）')
+            ->assertSee('查看可同步订单');
     }
 
     public function test_guest_cannot_open_site_subscription_show_page(): void