fetch_Vercel_Serverless.js

const fetch = (...args) => import('node-fetch').then(({ default: fetch }) => fetch(...args));

// The main, exported, function of the endpoint,
// dealing with the request and subsequent response
module.exports = async (req, res) => {
    const url = req.query.url || req.body.url;
    const res = await fetch(url, {
        method: 'GET',
    });
    // Store fetched HTML in data
    const data = await res.text();
    res.status(200).send(data)
}