SYMBOL INDEX (4 symbols across 3 files)

FILE: app/api/gpt/route.ts
  constant KEY (line 8) | const KEY = process.env.OPENAI_API_KEY
  function POST (line 20) | async function POST(req: NextRequest, res: NextResponse) {

FILE: app/layout.tsx
  function RootLayout (line 11) | function RootLayout({

FILE: app/page.tsx
  function Home (line 4) | function Home() {