import React, { useState } from 'react'; export default function Setup({ onStart, loading }) { const [role, setRole] = useState(''); const [difficulty, setDifficulty] = useState('medium'); const [interviewType, setInterviewType] = useState('mixed'); const [questionCount, setQuestionCount] = useState(5); const handleStart = () => { if (role.trim()) { onStart({ role: role.trim(), difficulty, interviewType, questionCount }); } }; return (