feat(admin): platform orders list show sync error message

resources/views/admin/platform_orders/index.blade.php

@@ -230,6 +230,7 @@
             <th>订阅号</th>
             <th>订阅到期</th>
             <th>同步时间</th>
+            <th>失败原因</th>
             <th>最近批量同步</th>
             <th>操作</th>
         </tr>
@@ -281,6 +282,14 @@
                 </td>
                 <td>{{ optional($order->siteSubscription?->ends_at)->format('Y-m-d H:i:s') ?: '-' }}</td>
                 <td>{{ data_get($order->meta, 'subscription_activation.synced_at') ?: '-' }}</td>
+                <td>
+                    @php $syncErrMsg = (string) (data_get($order->meta, 'subscription_activation_error.message') ?? ''); @endphp
+                    @if($syncErrMsg !== '')
+                        <span class="text-danger">{{ mb_substr($syncErrMsg, 0, 60) }}</span>
+                    @else
+                        <span class="muted">-</span>
+                    @endif
+                </td>
                 <td>
                     @php
                         // 优先使用扁平字段 meta.batch_activation（便于筛选/统计，也避免遍历 audit）
@@ -346,7 +355,7 @@
             </tr>
         @empty
             <tr>
-                <td colspan="17" class="muted">暂无平台订单，当前阶段骨架已就位，可继续补套餐下单、支付回执与订阅生效链路。</td>
+                <td colspan="18" class="muted">暂无平台订单，当前阶段骨架已就位，可继续补套餐下单、支付回执与订阅生效链路。</td>
             </tr>
         @endforelse
         </tbody>

tests/Feature/AdminPlatformOrderTest.php

@@ -31,6 +31,7 @@ class AdminPlatformOrderTest extends TestCase
             ->assertSee('平台订单')
             ->assertSee('筛选条件')
             ->assertSee('平台订单列表')
+            ->assertSee('失败原因')
             ->assertSee('最近批量同步')
             ->assertSee('最近24小时批量同步过')
             ->assertSee('可同步订单')