Add a sample icloudflare pages function

Author: rnwolf

.gitignore

@@ -13,6 +13,9 @@ pids
 *.seed
 *.pid.lock
 
+# Wrangler
+.wrangler
+
 # Astro build time artifacts
 .astro
 

public/functions/api/hello-world.js

@@ -0,0 +1,5 @@
+// functions/api/hello-world.js
+
+export async function onRequest(context) {
+    return new Response("Hello, world!");
+  }