Refactor worker.js to handle requests and modify response

src/worker.js

@@ -1,16 +1,17 @@
-/**
- * Welcome to Cloudflare Workers! This is your first worker.
- *
- * - Run "npm run dev" in your terminal to start a development server
- * - Open a browser tab at http://localhost:8787/ to see your worker in action
- * - Run "npm run deploy" to publish your worker
- *
- * Learn more at https://developers.cloudflare.com/workers/
- */
-
-
 export default {
   async fetch(request, env, ctx) {
-    return new Response('Hello World!');
+		const url = new URL(request.url);
+		console.log('url :>> ', url);
+		if ("/" === url.pathname) {
+      return new Response(`curl -fsSL ${url.origin}/install.sh | sh -
+iwr ${url.origin}/install.ps1 -useb | iex`);
+    }
+
+		let response = await fetch(`http://get.pnpm.io${url.pathname}`);
+		let text = await response.text();
+		text = text.replace(/https:\/\/github.com/g, "https://gh-cf.oo1.dev/https://github.com");
+		text=text.replace('Downloading pnpm from GitHub','Downloading pnpm from GitHub (via Cloudflare)');
+		text=text.replace('Downloading pnpm','Downloading pnpm (via Cloudflare)');
+		return new Response(text);
   },
-};
+};