fix: resolve frontend lint issues

frontend/src/pages/Profile.jsx

@@ -1,20 +1,12 @@
 import { useState } from 'react'
-import { useNavigate } from 'react-router-dom'
 import UserNav from '../components/UserNav'
-import { changePasswordApi, deleteAccountApi } from '../services/auth'
+import { changePasswordApi} from '../services/auth'
 import { useHandleAuthError } from '../hooks/useHandleAuthError'
-import { useAuth } from '../context/AuthContext'
 
 export default function Profile() {
   const user = JSON.parse(localStorage.getItem('user') || '{}')
   const initials = `${(user.firstname || '?')[0]}${(user.lastname || '?')[0]}`.toUpperCase()
   const handleAuthError = useHandleAuthError()
-  const { logout } = useAuth()
-  const navigate = useNavigate()
-
-  const [showDeleteModal, setShowDeleteModal] = useState(false)
-  const [deleting, setDeleting]               = useState(false)
-  const [deleteError, setDeleteError]         = useState('')
 
   const [pwForm, setPwForm] = useState({ currentPassword: '', newPassword: '', confirmPassword: '' })
   const [showPw, setShowPw] = useState({ current: false, new: false, confirm: false })