frontend/src/pages/HowToUse.tsx

import Sidebar from '../components/Sidebar'
export default function HowToUse(){return(<div className="h-screen grid grid-cols-[260px_1fr]"><Sidebar /><main className="p-4"><h2 className="text-xl font-semibold mb-2">How to Use</h2><div className="border p-3 rounded-xl border-slate-800 bg-slate-900/40"><ol className="list-decimal pl-5 space-y-1"><li>Sign up or log in (email + password).</li><li>Use Chat to talk to CHB. Long-press the paperclip to switch between upload / voice / video.</li><li>Manage API keys in <b>API Keys</b>.</li></ol></div></main></div>)}