Add Cloudflare Workers configuration (#22)

* Add Cloudflare Workers configuration

* style: format wrangler.jsonc with prettier

---------

Co-authored-by: cloudflare-workers-and-pages[bot] <73139402+cloudflare-workers-and-pages[bot]@users.noreply.github.com>
Co-authored-by: Javier Canizalez <javier-canizalez@outlook.com>

Author: cloudflare-workers-and-pages[bot]

website/wrangler.jsonc

@@ -0,0 +1,12 @@
+{
+  "$schema": "node_modules/wrangler/config-schema.json",
+  "name": "vibegrid",
+  "compatibility_date": "2025-09-27",
+  "observability": {
+    "enabled": true
+  },
+  "assets": {
+    "directory": "."
+  },
+  "compatibility_flags": ["nodejs_compat"]
+}