fix: 订单详情页显示企业名称和平台名称而非数字ID

修复企业端订单详情页显示"公司127"、"平台6"等数字ID的问题，
改为从关联查询数据中获取真实名称，并提供数字ID作为降级方案。

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via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

mini/src/pages/yongren/order/detail/index.tsx

@@ -70,8 +70,8 @@ const OrderDetail: React.FC = () => {
       status: data?.orderStatus || 'draft',
       statusLabel: getStatusLabel(data?.orderStatus),
       statusClass: getStatusClass(data?.orderStatus),
-      company: data?.companyId ? `公司${data.companyId}` : '未知公司',
-      platform: data?.platformId ? `平台${data.platformId}` : '未知平台',
+      company: data?.company?.companyName || (data?.companyId ? `公司${data.companyId}` : '未知公司'),
+      platform: data?.platform?.platformName || (data?.platformId ? `平台${data.platformId}` : '未知平台'),
       channel: '未知渠道', // data?.channelName 不存在
       actualPeople: orderPersons.length,
       expectedStartDate: data?.expectedStartDate ? new Date(data.expectedStartDate).toISOString().split('T')[0] : '未设置',