metrics/pages/api/hello.js

// Next.js API route support: https://nextjs.org/docs/api-routes/introduction

export default function handler(req, res) {
  res.status(200).json({ name: "John Doe" });
}

// https://nextjs.org/docs/app/building-your-application/rendering/edge-and-nodejs-runtimes
export const runtime = 'edge';