unit test auto-provider refactor

src/providers/AuthProvider.test.tsx

@@ -1,5 +1,5 @@
 // src/providers/AuthProvider.test.tsx
-import React, { useContext } from 'react';
+import React, { useContext, useState } from 'react';
 import { render, screen, waitFor, fireEvent, act } from '@testing-library/react';
 import { describe, it, expect, vi, beforeEach, type Mocked } from 'vitest';
 import { AuthProvider } from './AuthProvider';