const PORT = process.env.PORT || 3000; Bun.serve({ port: PORT, fetch(req) { const url = new URL(req.url); if (url.pathname === "/") return new Response("Home page!"); if (url.pathname === "/blog") return new Response("Blog!"); if (url.pathname === "/about") return new Response("About!"); return new Response("404!"); }, }) console.log(`Server running at http://localhost:${PORT}`);