feat: 选票自动生成报销明细并支持集中分类（08-29-reimbursement-expense-policy-invoice-guard）

server/src/constants/errorReasons.js

@@ -1,8 +1,11 @@
 const ERROR_REASONS = [
+  {"code":"reimbursement.invoice_prefill_incomplete","domain":"reimbursement","audience":"user","defaultMessage":"票据日期或金额尚未完整识别，请先处理该票据；其他已识别票据可继续添加。","recovery":"follow_guidance"},
+  {"code":"reimbursement.items_description_required","domain":"reimbursement","audience":"user","defaultMessage":"请补充明细的支出说明后再提交。","recovery":"follow_guidance"},
   {"code":"reimbursement.material_preview_limit","domain":"reimbursement","audience":"user","defaultMessage":"报销材料较多，暂时无法连续预览，请分批查看材料或联系管理员协助。","recovery":"view_individually"},
   {"code":"purchase_attachment.unsupported_type","domain":"purchase_attachment","audience":"user","defaultMessage":"仅支持 PDF、JPG、PNG、WEBP 文件，请重新选择。","recovery":"choose_file"},
   {"code":"reimbursement.invoice_amount_required","domain":"reimbursement","audience":"user","defaultMessage":"票据金额尚未确认，无法自动生成明细，请先核对票据金额或手动选择明细。","recovery":"follow_guidance"},
   {"code":"reimbursement.expense_type_required","domain":"reimbursement","audience":"user","defaultMessage":"当前没有可用费用类型，请联系管理员维护后再添加票据。","recovery":"follow_guidance"},
+  {"code":"reimbursement.items_expense_type_required","domain":"reimbursement","audience":"user","defaultMessage":"请补充明细的费用类型；同类明细可批量设置，已停用的类型请重新选择。","recovery":"follow_guidance"},
   {"code":"reimbursement.invoice_not_bound","domain":"reimbursement","audience":"user","defaultMessage":"该票据已不再关联业务单据，请刷新票据列表后确认。","recovery":"follow_guidance"},
   {"code":"reimbursement.invoice_unbind_status_invalid","domain":"reimbursement","audience":"user","defaultMessage":"报销单当前不能移出票据，请先核实审批和付款状态。","recovery":"follow_guidance"},
   {"code":"reimbursement.invoice_bind_status_invalid","domain":"reimbursement","audience":"user","defaultMessage":"报销单当前不能添加票据，请刷新并确认单据状态。","recovery":"follow_guidance"},