301 Redirect

// Target redirect address
const destinationLocation = 'https://www.example.com';

// HTTP status code, used for permanent redirects
const statusCode = 301;

// Async function used to handle requests
async function handleRequest(request) {
    // Return a redirect response with the specified target location and status code.
    return Response.redirect(destinationLocation, statusCode);
}

// Add a fetch event listener to intercept requests and respond using the handleRequest function.
addEventListener("fetch", event => {
    event.respondWith(handleRequest(event.request));
});