feat: 20260809 系统优化 - 全部28项问题修复(P0×6+P1×16+P2×6)

P0: 福利批量参保/离职证明下载防乱码/考勤模板合并Sheet/补卡修改/附件在线查看删除
P1: 分页pageSize修复/离职导出筛选/撤回删除草稿/加班费自动计算/考勤加班汇总/证据链异常详情/制度催办/模板导入Word/社保封顶保底/校验字段提示/职务字段/社保费用明细/弹窗防误关/身份证查重/证明员工下拉/培训批量
P2: 离职流程去重/社保基数覆盖输入/薪税入口改名/添加员工引导/绩效模板清理

frontend/src/pages/Money.tsx

@@ -1,4 +1,5 @@
 import { useState, lazy, Suspense } from 'react'
+import { useSearchParams } from 'react-router-dom'
 import { Layers, Wallet, LayoutTemplate, Clock, Receipt, Loader2 } from 'lucide-react'
 
 const BatchManager = lazy(() => import('./money/BatchTab').then(m => ({ default: m.BatchManager })))
@@ -9,7 +10,9 @@ const PayslipManager = lazy(() => import('./money/PayslipTab').then(m => ({ defa
 type Tab = 'batch' | 'template' | 'overtime' | 'payslip'
 
 export default function Money() {
-  const [tab, setTab] = useState<Tab>('batch')
+  const [searchParams] = useSearchParams()
+  const initialEmployeeId = searchParams.get('employeeId') || ''
+  const [tab, setTab] = useState<Tab>(initialEmployeeId ? 'payslip' : 'batch')
 
   const tabs: { key: Tab; label: string; icon: React.ReactNode }[] = [
     { key: 'batch', label: '发薪批次', icon: <Layers className="w-4 h-4" /> },
@@ -47,7 +50,7 @@ export default function Money() {
         {tab === 'batch' && <BatchManager />}
         {tab === 'template' && <TemplateManager />}
         {tab === 'overtime' && <OvertimeCalculator />}
-        {tab === 'payslip' && <PayslipManager />}
+        {tab === 'payslip' && <PayslipManager filterEmployeeId={initialEmployeeId} />}
       </Suspense>
     </div>
   )