feat(admin): platform orders list link to subscription show

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

@@ -261,7 +261,13 @@
                         <span class="muted">未同步</span>
                     @endif
                 </td>
-                <td>{{ $order->siteSubscription?->subscription_no ?: '-' }}</td>
+                <td>
+                    @if($order->siteSubscription)
+                        <a href="/admin/site-subscriptions/{{ $order->siteSubscription->id }}">{{ $order->siteSubscription->subscription_no }}</a>
+                    @else
+                        <span class="muted">-</span>
+                    @endif
+                </td>
                 <td>{{ optional($order->siteSubscription?->ends_at)->format('Y-m-d H:i:s') ?: '-' }}</td>
                 <td>{{ data_get($order->meta, 'subscription_activation.synced_at') ?: '-' }}</td>
                 <td>