fix: delete additional things

src/App.tsx

@@ -1,20 +1,9 @@
-import {
-  Alert,
-  Box,
-  CssBaseline,
-  TextField,
-  Typography,
-  useColorScheme,
-} from '@mui/material';
+import { CssBaseline, useColorScheme } from '@mui/material';
 import './App.css';
-import { useTranslation } from 'react-i18next';
 import { LanguageManager } from './components/LanguageManager';
 import { Settings } from './features/profile/Settings';
-import { Setting } from './features/profile/components/setting/Setting';
 
 function App() {
-  const { t } = useTranslation();
-
   return (
     <>
       <CssBaseline />
@@ -56,7 +45,6 @@ function App() {
 export default App;
 
 import { Button } from '@mui/material';
-import { Avalanche } from 'iconsax-react';
 
 export const ThemeToggleButton = () => {
   const { mode, setMode } = useColorScheme();

src/components/Toast.tsx

@@ -1,5 +1,5 @@
 import { Alert, Snackbar, type AlertColor } from '@mui/material';
-import React, { type PropsWithChildren } from 'react';
+import { type PropsWithChildren } from 'react';
 
 export interface ToastProps extends PropsWithChildren {
   color: AlertColor | undefined;

src/features/profile/Settings.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 import {
   createBrowserRouter,
   RouterProvider,

src/features/profile/components/setting/Setting.tsx

@@ -1,4 +1,4 @@
-import React, { useState } from 'react';
+import { useState } from 'react';
 import {
   Box,
   Typography,