实现 B-2a 报销审批内容工作台（reimbursement-approval-content-workbench）

client/src/api/workflow.ts

@@ -72,6 +72,15 @@ export type WorkflowHistoryItem = {
   createdAt: string | null;
 };
 
+export type ReimbursementBudgetCheckSnapshot = {
+  budgetId: string;
+  budgetCode: string;
+  controlMode: "warn" | "block";
+  usagePercent: number;
+  exceededThreshold: boolean;
+  exceededBudget: boolean;
+};
+
 export type WorkflowTaskDetail = {
   task: {
     id: string;
@@ -93,6 +102,9 @@ export type WorkflowTaskDetail = {
     currentStepId: string;
     contextData: {
       standardViolations: ExpenseStandardCheck[];
+      budgetCheck: ReimbursementBudgetCheckSnapshot | null;
+      budgetCheckStatus: "available" | "not_applicable" | "missing";
+      parseStatus: "ready" | "invalid";
     };
     startedAt: string | null;
     completedAt: string | null;