Docswrite.com blogs sub directory /blog hosting using Cloudflare workers

sub-directory-blog-cf.js

addEventListener("fetch", (event) => {
  event.respondWith(
    handleRequest(event.request).catch(
      (err) => new Response(err.stack, { status: 500 })
    )
  );
});

async function handleRequest(request) {
  let url = new URL(request.url);
  if (url.pathname.startsWith('/blog')) {
    url.hostname = "blog.docswrite.blog";
    url.pathname = url.pathname.replace('/blog', '');
    return fetch(url, request);
  }
}