feat(admin): 平台订单详情展示来源线索跳转入口

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

@@ -40,6 +40,25 @@
         <tbody>
         <tr><th style="width:160px;">ID</th><td>{{ $order->id }}</td></tr>
         <tr><th>订单号</th><td>{{ $order->order_no }}</td></tr>
+        @php
+            $platformLeadId = (int) (data_get($order->meta, 'platform_lead_id') ?? 0);
+            $platformLeadUrl = '';
+            if ($platformLeadId > 0) {
+                $platformLeadUrl = '/admin/platform-leads?' . \Illuminate\Support\Arr::query([
+                    'lead_id' => $platformLeadId,
+                    'back' => $orderShowSelf,
+                ]);
+            }
+        @endphp
+        @if($platformLeadId > 0)
+            <tr>
+                <th>来源线索</th>
+                <td>
+                    <a class="link" href="{!! $platformLeadUrl !!}">#{{ $platformLeadId }}</a>
+                    <span class="muted">（从线索链路创建/关联的订单）</span>
+                </td>
+            </tr>
+        @endif
         <tr>
             <th>站点</th>
             <td>