Add Internationalization to test

Author: alan412

tests/App.test.tsx

@@ -1,8 +1,28 @@
 import { render } from 'vitest-browser-react';
 import App from '../src/App.tsx';
-import { /*expect,*/ test } from "vitest";
+import { beforeAll, /*expect,*/ test } from "vitest";
+import i18n from 'i18next';
+import { I18nextProvider, initReactI18next } from 'react-i18next';
+
+beforeAll(() => {
+  // Initialize i18next with a basic configuration for testing
+  i18n
+    .use(initReactI18next)
+    .init({
+      lng: 'en',
+      fallbackLng: 'en',
+      resources: {
+        en: {
+          translation: {}
+        }
+      }
+    });
+});
 
 test('renders app', async () => {
-  render(<App />);
+  render(
+  <I18nextProvider i18n={i18n}>
+    <App />
+  </I18nextProvider>);
   // TODO: Add some expect statements.
 });