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/lib/api-services.ts

@@ -66,6 +66,9 @@ export const employeeApi = {
   /** 创建员工 */
   create: (data: Record<string, unknown>) =>
     post('/employees', data),
+  /** 身份证查重 */
+  checkIdCard: (idCard: string) =>
+    get('/employees/check-id-card', { params: { idCard } }).then(unwrap<{ exists: boolean; employee?: any }>()),
   /** 更新员工 */
   update: (id: string, data: Record<string, unknown>) =>
     put(`/employees/${id}`, data),
@@ -120,11 +123,26 @@ export const rosterApi = {
   expiringContracts: () =>
     get('/roster/contracts/expiring').then(unwrap<any[]>()),
   /** 培训记录列表（全员） */
-  trainingList: (params: { page?: number; pageSize?: number; keyword?: string }) =>
+  trainingList: (params: { page?: number; pageSize?: number; keyword?: string; ackStatus?: string }) =>
     get('/roster/training/list', { params }).then(unwrap<any>()),
+  /** 培训记录催办 */
+  trainingRemind: (recordId: string) =>
+    post(`/roster/training/remind/${recordId}`).then(unwrap<any>()),
   /** 绩效记录列表（全员） */
   performanceList: (params: { page?: number; pageSize?: number; keyword?: string }) =>
     get('/roster/performance/list', { params }).then(unwrap<any>()),
+  /** 绩效模板列表 */
+  performanceTemplates: () =>
+    get('/roster/performance/templates').then(unwrap<any[]>()),
+  /** 创建绩效模板 */
+  createPerformanceTemplate: (data: any) =>
+    post('/roster/performance/templates', data).then(unwrap<any>()),
+  /** 更新绩效模板 */
+  updatePerformanceTemplate: (id: string, data: any) =>
+    put(`/roster/performance/templates/${id}`, data).then(unwrap<any>()),
+  /** 删除绩效模板 */
+  deletePerformanceTemplate: (id: string) =>
+    del(`/roster/performance/templates/${id}`).then(unwrap<any>()),
   /** 违纪记录列表（全员） */
   disciplinaryList: (params: { page?: number; pageSize?: number; keyword?: string }) =>
     get('/roster/disciplinary/list', { params }).then(unwrap<any>()),
@@ -447,6 +465,9 @@ export const payrollApi = {
   /** 批量导入加班工时 */
   batchImportOvertime: (data: Record<string, unknown>[]) =>
     post('/payroll/overtime/batch', data),
+  /** 从考勤记录同步加班工时 */
+  syncOvertimeFromAttendance: (month: string) =>
+    post('/payroll/overtime/sync-from-attendance', { month }).then(unwrap<any>()),
   /** 导入加班费到批次 */
   importOvertimeToBatch: (batchId: string) =>
     post(`/payroll/overtime/import-to-batch/${batchId}`).then(unwrap<any>()),
@@ -655,6 +676,9 @@ export const terminationApi = {
   /** 撤销 */
   cancel: (draftId: string) =>
     post(`/termination/draft/${draftId}/cancel`),
+  /** 删除草稿（仅 DRAFT 和 CANCELLED 状态） */
+  deleteDraft: (draftId: string) =>
+    del(`/termination/draft/${draftId}`),
   /** 撤回离职记录 */
   revoke: (recordId: string) =>
     del(`/termination/${recordId}/revoke`),
@@ -693,6 +717,9 @@ export const policiesApi = {
   /** 阅读签收统计 */
   readStats: (id: string) =>
     get(`/policies/${id}/read-stats`).then(unwrap<any>()),
+  /** 催办未签收员工 */
+  remind: (id: string, employeeIds?: string[]) =>
+    post(`/policies/${id}/remind`, { employeeIds }).then(unwrap<any>()),
 }
 
 // ========== 证据链相关 ==========
@@ -704,6 +731,12 @@ export const evidenceApi = {
   /** 全量验证 */
   verifyAll: () =>
     get('/evidence/verify-all').then(unwrap<any>()),
+  /** 按员工获取证据链记录 */
+  byEmployee: (employeeId: string) =>
+    get(`/evidence/employee/${employeeId}`).then(unwrap<any[]>()),
+  /** 验证单条证据链 */
+  verify: (id: string) =>
+    get(`/evidence/verify/${id}`).then(unwrap<any>()),
 }
 
 // ========== 审计日志 ==========