fix: 月度待办跳转精准化+优化清单状态同步

- 社保/公积金待办 actionUrl 从 /money 改为 /social?tab=monthly（跳到社保公积金月度办理 Tab）
- 工资/个税待办 actionUrl 从 /money 改为 /money?tab=batch（跳到薪税管理发薪批次 Tab）
- SocialInsurance.tsx 支持 ?tab= 参数初始化 Tab
- Money.tsx 支持 ?tab= 参数初始化 Tab
- 已更新存量 PENDING 记录的 actionUrl
- 优化清单全部 10 项标注 ✅ 已完成

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

frontend/src/pages/Money.tsx

@@ -13,7 +13,8 @@ type Tab = 'batch' | 'template' | 'overtime' | 'payslip'
 export default function Money() {
   const [searchParams] = useSearchParams()
   const initialEmployeeId = searchParams.get('employeeId') || ''
-  const [tab, setTab] = useState<Tab>(initialEmployeeId ? 'payslip' : 'batch')
+  const initialTab = (searchParams.get('tab') as Tab) || (initialEmployeeId ? 'payslip' : 'batch')
+  const [tab, setTab] = useState<Tab>(initialTab)
 
   const tabs: { key: Tab; label: string; icon: React.ReactNode }[] = [
     { key: 'batch', label: '发薪批次', icon: <Layers className="w-4 h-4" /> },

frontend/src/pages/SocialInsurance.tsx

@@ -1,4 +1,5 @@
 import { useState, useEffect } from 'react'
+import { useSearchParams } from 'react-router-dom'
 import { toast } from 'sonner'
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
 import { useConfirm } from '../hooks/useConfirm'
@@ -19,7 +20,9 @@ const fmt = (n: number) => (n || 0).toLocaleString('zh-CN', { minimumFractionDig
 export default function SocialInsurance() {
   const queryClient = useQueryClient()
   const confirm = useConfirm()
-  const [tab, setTab] = useState<'monthly' | 'social' | 'housing' | 'deduction' | 'enrollment'>('monthly')
+  const [searchParams] = useSearchParams()
+  const initialTab = (searchParams.get('tab') as 'monthly' | 'social' | 'housing' | 'deduction' | 'enrollment') || 'monthly'
+  const [tab, setTab] = useState<'monthly' | 'social' | 'housing' | 'deduction' | 'enrollment'>(initialTab)
   const [city, setCity] = useState<string>('北京')
   const [showAddCity, setShowAddCity] = useState(false)
   const [newCityName, setNewCityName] = useState('')