userscript template to use with bun for development

bun_serve_userscript_template.js

// ==UserScript==
// @name         New Userscript
// @namespace    http://tampermonkey.net/
// @version      <$DATE$>
// @description  try to take over the world!
// @author       You
// @match        <$URL$>
// @icon         <$ICON$>
// @grant        none
// ==/UserScript==

if (typeof Bun != "undefined") {
    import('node:process');
    const server = Bun.serve({
        port: 9457,
        async fetch(req) {
            if (req.url.indexOf("stopServer") != -1) { setTimeout(() => { process.exit(0) }, 100); return new Response("done") }
            return new Response(await Bun.file("./wikitool.user.js").text(), { "headers": { "content-type": "application/javascript" } })
        },
    });
    console.log(`Listening on http://localhost:${server.port} ...`);
} else {
    (function () {
        'use strict';

        // Your code here...
    })();
}