R39: 完成员工档案汇报链查询

client/src/api/employees.ts

@@ -55,6 +55,15 @@ export type EmployeeChecklistTask = {
   createdAt: string | null;
 };
 
+export type EmployeeOrganizationNode = {
+  id: string;
+  employeeNo: string;
+  name: string;
+  title: string;
+  status: EmployeeStatus;
+  department: { id: string; name: string } | null;
+};
+
 export type EmployeeProfile = {
   employee: {
     id: string;
@@ -95,6 +104,10 @@ export type EmployeeProfile = {
     status: string;
     location: string | null;
   }>;
+  organization: {
+    reportingChain: EmployeeOrganizationNode[];
+    directReports: EmployeeOrganizationNode[];
+  };
 };
 
 export async function fetchEmployees(params: {