feat: DingTalk attendance import + integration config + expense types + UI polish

Server:
- Add DingTalk attendance import service with SSE progress streaming
- Add IntegrationConfig entity & module for multi-tenant DingTalk setup
- Add ExpenseType entity & ExpenseTypesModule
- Add SeedModule for DB initialization
- Add UserDingMapping entity for DingTalk user linkage
- Attendance service: import flow with dedup & student auto-mapping
- Rooms service: time-range overlap queries
- Sync controller/service: DingTalk integration wiring
- Permission guard: refactor to pure re-export
- Campus scope middleware: tenant-aware filtering

Admin UI:
- Attendance page: import UI with progress & result summary
- All pages: tableStyle/tablePagination standardization
- Login page: responsive styling
- Sensitive data: useViewSensitive hook for masked viewing
- Vite config: path aliases, build optimization
- Test infra: vitest config, test utilities

Docs: PRD DingTalk batch 1 & 2 design docs

apps/admin/src/pages/TeacherWorkspace/index.tsx

@@ -1,5 +1,5 @@
-import React, { useEffect, useState } from 'react';
-import { Card, Tabs, Table, Tag, Empty, Spin } from 'antd';
+import React, { useEffect, useState, useMemo } from 'react';
+import { Card, Tabs, Table, Tag, Empty, Spin, message } from 'antd';
 import type { ColumnsType } from 'antd/es/table';
 import api from '../../api';
 
@@ -65,6 +65,7 @@ const TeacherWorkspacePage: React.FC = () => {
         setData(res);
       } catch (e) {
         console.error(e);
+        message.error('数据加载失败');
       } finally {
         setLoading(false);
       }
@@ -72,7 +73,7 @@ const TeacherWorkspacePage: React.FC = () => {
     fetchData();
   }, []);
 
-  const classColumns: ColumnsType<AssignedClass> = [
+  const classColumns: ColumnsType<AssignedClass> = useMemo(() => [
     {
       title: '班级名称',
       dataIndex: 'className',
@@ -88,9 +89,9 @@ const TeacherWorkspacePage: React.FC = () => {
       dataIndex: 'subject',
       render: (v: string | null) => v || '-',
     },
-  ];
+  ], []);
 
-  const scheduleColumns: ColumnsType<ScheduleItem> = [
+  const scheduleColumns: ColumnsType<ScheduleItem> = useMemo(() => [
     {
       title: '时间',
       key: 'time',
@@ -114,14 +115,14 @@ const TeacherWorkspacePage: React.FC = () => {
         </Tag>
       ),
     },
-  ];
+  ], []);
 
-  const studentColumns: ColumnsType<StudentItem> = [
+  const studentColumns: ColumnsType<StudentItem> = useMemo(() => [
     { title: '姓名', dataIndex: 'studentName' },
     { title: '学号', dataIndex: 'studentNo', render: (v: string) => v || '-' },
     { title: '班级', dataIndex: 'className' },
     { title: '加入日期', dataIndex: 'joinDate', render: (v: string) => v || '-' },
-  ];
+  ], []);
 
   if (loading) {
     return (