Simple Deno HTTP server for Nix

main.ts

import { serve } from "https://deno.land/std@v0.63.0/http/server.ts";

const s = serve({ port: 80 });

for await (const req of s) {
    if (req.url !== "/") {
      req.respond({ status: 404 });
    }
    const body = new TextEncoder().encode(
      "Hello World from Deno on Nix (via Gist)"
    );
    req.respond({ body });
}