Fix new Frontend 8

frontend/src/api/hooks/useData.ts

@@ -7,6 +7,7 @@ import { useState, useCallback } from 'react';
 import { dataService } from '../services';
 import type {
   SalesData,
+  SalesValidationResult,
   SalesDataQuery,
   SalesImportResult,
   DashboardStats,
@@ -52,7 +53,7 @@ export const useData = () => {
   const validateSalesData = useCallback(async (
     tenantId: string,
     file: File
-  ): Promise<SalesImportResult> => {
+  ): Promise<SalesValidationResult> => {
     try {
       setIsLoading(true);
       setError(null);