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）

client/src/api/reimbursements.ts

@@ -13,7 +13,7 @@ export type ReimbursementStatus =
 
 export type ReimbursementItem = {
   id: string;
-  expenseTypeId: string;
+  expenseTypeId: string | null;
   expenseDate: string | null;
   amount: string;
   description: string | null;
@@ -346,7 +346,7 @@ export type LinkableTravelRequestListResponse = {
 };
 
 export type ReimbursementItemPayload = {
-  expenseTypeId: string;
+  expenseTypeId: string | null;
   expenseDate: string;
   amount: string;
   description?: string;
@@ -356,7 +356,7 @@ export type ReimbursementItemPayload = {
 export type ReimbursementItemMutationResponse = {
   item: {
     id: string;
-    expenseTypeId: string;
+    expenseTypeId: string | null;
     expenseDate: string;
     amount: string;
     description: string | null;