支持号主与租客查看自己的发布/订单详情

新增卖家商品详情页；订单详情底部增加可折叠账号快照，已完成订单展示结账明细。

frontend/src/router/mobileRoutes.ts

@@ -139,6 +139,12 @@ export const mobileRoutes: RouteRecordRaw[] = [
     component: () => import('@/features/seller/views/MobileSellerListingCreateView.vue'),
     meta: { layout: 'blank', requiresAuth: true, requiresRealname: true },
   },
+  {
+    path: '/m/seller/listings/:id',
+    name: 'mobile-seller-listing-detail',
+    component: () => import('@/features/seller/views/MobileSellerListingDetailView.vue'),
+    meta: { layout: 'blank', requiresAuth: true },
+  },
   {
     path: '/m/seller/listings',
     name: 'mobile-seller-listings',