/* Login screen — shared password */ (() => { const { useState } = React; function Login({ onSuccess }) { const [password, setPassword] = useState(''); const [error, setError] = useState(''); const [loading, setLoading] = useState(false); async function submit(e) { e.preventDefault(); setError(''); setLoading(true); try { await api.login(password); onSuccess(); } catch (err) { setError(err.message || 'Login failed'); } finally { setLoading(false); } } return (