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/Notifications/index.tsx

@@ -1,5 +1,5 @@
 import React, { useState, useEffect } from 'react';
-import { List, Typography, Menu, Layout, Button, Empty, Spin, Space } from 'antd';
+import { List, Typography, Menu, Layout, Button, Empty, Spin, Space, message } from 'antd';
 import {
   BellOutlined,
   DollarOutlined,
@@ -57,7 +57,10 @@ const NotificationsPage: React.FC = () => {
     try {
       const data = await api.get('/notifications?limit=50') as unknown as NotificationItem[];
       setNotifications(data);
-    } catch { /* ignore */ }
+    } catch (e: any) {
+      console.error('加载通知失败', e);
+      message.error(e?.message || '加载通知失败');
+    }
     setLoading(false);
   };
 
@@ -72,7 +75,10 @@ const NotificationsPage: React.FC = () => {
         setNotifications((prev) =>
           prev.map((n) => (n.id === item.id ? { ...n, isRead: true } : n)),
         );
-      } catch { /* ignore */ }
+      } catch (e: any) {
+        console.error('标记已读失败', e);
+        message.error(e?.message || '标记已读失败');
+      }
     }
     if (item.link) navigate(item.link);
   };
@@ -83,7 +89,10 @@ const NotificationsPage: React.FC = () => {
       setNotifications((prev) =>
         prev.map((n) => ({ ...n, isRead: true })),
       );
-    } catch { /* ignore */ }
+    } catch (e: any) {
+      console.error('全部已读失败', e);
+      message.error(e?.message || '操作失败');
+    }
   };
 
   const filtered = filter === 'all'
@@ -121,7 +130,16 @@ const NotificationsPage: React.FC = () => {
                 const meta = typeMap[item.type] || { label: item.type, icon: <BellOutlined /> };
                 return (
                   <List.Item
+                    role="button"
+                    tabIndex={0}
+                    aria-label={`通知: ${item.title}`}
                     onClick={() => handleClick(item)}
+                    onKeyDown={(e) => {
+                      if (e.key === 'Enter' || e.key === ' ') {
+                        e.preventDefault();
+                        handleClick(item);
+                      }
+                    }}
                     style={{
                       cursor: 'pointer',
                       padding: '16px 0',