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(),

resources/views/admin/dashboard.blade.php

@@ -103,6 +103,7 @@
                 <a class="btn btn-secondary btn-sm" href="{!! $platformOrdersQuickLinks['paid_pending'] !!}">待生效（{{ (int) ($stats['platform_orders_paid_pending'] ?? 0) }}）</a>
                 <a class="btn btn-secondary btn-sm" href="{!! $platformOrdersQuickLinks['syncable_only'] !!}">可同步</a>
                 <a class="btn btn-secondary btn-sm" href="{!! $platformOrdersQuickLinks['sync_failed'] !!}">同步失败（{{ (int) ($stats['platform_orders_sync_failed'] ?? 0) }}）</a>
+                <a class="btn btn-secondary btn-sm" href="{!! \App\Support\BackUrl::withBack('/admin/platform-orders?renewal_missing_subscription=1', $selfWithoutBack) !!}">续费缺订阅（{{ (int) ($stats['platform_orders_renewal_missing_subscription'] ?? 0) }}）</a>
             </div>
         </div>
 

tests/Feature/AdminDashboardBillingWorkbenchShouldIncludeRenewalMissingSubscriptionQuickLinkTest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardBillingWorkbenchShouldIncludeRenewalMissingSubscriptionQuickLinkTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_dashboard_billing_workbench_should_include_renewal_missing_subscription_quick_link(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        // 链接应携带 back 回到仪表盘，并且 & 不应被 escape
+        $res->assertSee('href="/admin/platform-orders?renewal_missing_subscription=1&back=%2Fadmin"', false);
+        $res->assertDontSee('&amp;back=', false);
+
+        $res->assertSee('续费缺订阅', false);
+    }
+}