deno-simple-http-server.ts

import { serve } from "https://deno.land/std@0.50.0/http/server.ts";

const s = serve({ port: 8000 });
console.log("http://localhost:8000/");

let headers = new Headers();
headers.set("content-type", "text/html");

for await (const req of s) {
  req.respond({
    headers,
    body: "<h1>Hello</h1>,
  });
}