feat(admin): delete store staff; city store count links to filtered list

HQ can remove store sub-accounts from primary account detail; cities table store count jumps to /stores?cityId=.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/admin-web/src/pages/CitiesPage.tsx

@@ -1,4 +1,5 @@
 import { useCallback, useEffect, useState } from 'react';
+import { Link } from 'react-router-dom';
 import {
   Button,
   Descriptions,
@@ -228,7 +229,16 @@ export default function CitiesPage() {
     { title: '省份', dataIndex: 'province', width: 90 },
     { title: '状态', dataIndex: 'status', width: 90, render: (s) => <Tag>{CITY_STATUS_LABELS[s] || s}</Tag> },
     { title: '合伙人', dataIndex: 'partnerBindingCount', width: 90 },
-    { title: '门店', dataIndex: 'storeCount', width: 70 },
+    {
+      title: '门店',
+      dataIndex: 'storeCount',
+      width: 70,
+      render: (n: number, row) => (
+        <Link to={`/stores?cityId=${row.id}`} title={`查看「${row.name}」门店`}>
+          {n ?? 0}
+        </Link>
+      ),
+    },
     { title: '订单', dataIndex: 'orderCount', width: 70 },
     { title: '创建', dataIndex: 'createdAt', width: 160, render: fmtTime },
     {