优化: 大文件拆分+代码分割+按需加载+console清理+any类型替换

- Money.tsx (2260行→54行): 拆分为 money/ 子目录4个组件, React.lazy二级分割
- AIAssistant.tsx (2038行→63行): 拆分为 ai-assistant/ 子目录6个组件, React.lazy二级分割
- xlsx改为动态导入, OvertimeTab从345KB降至12.7KB
- api-services.ts: 请求参数 any→Record<string,unknown>
- 移除前端3处console.log残留
- 后端console替换为pino logger
- 前后端未使用import/变量清理
- Zod schema验证: termination/platform/special-status/work-process
- 新增 leave.routes.ts, acceptance-test.routes.ts
- UI组件: PageGuide, QueryError, Stepper

frontend/src/pages/Templates.tsx

@@ -1,6 +1,6 @@
 import { useState } from 'react'
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
-import { FileText, Copy, X, ChevronRight, Download, BookOpen, HelpCircle, Plus, Edit, Trash2, Building2 } from 'lucide-react'
+import { FileText, Copy, X, Download, BookOpen, HelpCircle, Plus, Edit, Trash2, Building2 } from 'lucide-react'
 import { toast } from 'sonner'
 import { templatesApi } from '../lib/api-services'
 import { useAuthStore } from '../store/authStore'
@@ -10,6 +10,7 @@ import { Input, Label, Select } from '../components/ui/Input'
 import Modal from '../components/ui/Modal'
 import EmptyState from '../components/ui/EmptyState'
 import Pagination from '../components/ui/Pagination'
+import { useConfirm } from '../hooks/useConfirm'
 
 const CATEGORY_LABELS: Record<string, string> = {
   CONTRACT: '合同',
@@ -300,6 +301,7 @@ function SystemTemplates() {
 
 function EnterpriseTemplates() {
   const queryClient = useQueryClient()
+  const confirm = useConfirm()
   const [category, setCategory] = useState<string>('')
   const [page, setPage] = useState(1)
   const [pageSize, setPageSize] = useState(20)
@@ -448,7 +450,7 @@ function EnterpriseTemplates() {
                   <Edit className="w-3 h-3" />编辑
                 </button>
                 <button
-                  onClick={() => { if (confirm('确认删除？')) deleteMutation.mutate(t.id) }}
+                  onClick={async () => { if (await confirm({ title: '删除模板', message: '确认删除？' })) deleteMutation.mutate(t.id) }}
                   className="flex items-center gap-1 text-xs text-gray-500 hover:text-red-600"
                 >
                   <Trash2 className="w-3 h-3" />删除