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/index.css

@@ -15,9 +15,41 @@ body {
   min-height: 100vh;
 }
 
-/* === 通用：表格容器横向滚动 === */
+/* === 通用：表格容器横向滚动（防双重滚动条） === */
 .ant-table-wrapper {
   overflow-x: auto;
+  overflow-y: hidden;
+}
+
+/* ── 表格单元格省略号截断（按需启用） ──
+   在 .ant-table-wrapper 上添加 .table-cell-ellipsis 类即可生效：
+   <Table className="table-cell-ellipsis" ... /> */
+.table-cell-ellipsis .ant-table-thead > tr > th,
+.table-cell-ellipsis .ant-table-tbody > tr > td {
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+/* 操作列按钮不换行 */
+.ant-table-wrapper .ant-table-cell .ant-space {
+  flex-wrap: nowrap;
+}
+
+/* ── 宿舍总览卡片：Tag 溢出截断 ── */
+.room-card-tag-wrapper {
+  overflow: hidden;
+}
+.room-card-tag-wrapper .ant-tag {
+  max-width: 100%;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  display: inline-flex;
+  align-items: center;
+}
+.room-card-tag-wrapper .ant-tag .anticon {
+  flex-shrink: 0;
 }
 
 /* === 手机 (< 576px) === */