website: add Cloudflare static-assets config, point URLs at workers.dev

- wrangler.jsonc serves ./out as static assets (skips OpenNext SSR adapter
that fails on Next 14)
- SITE_URL / robots / sitemap now point at cachy.vatxzz.workers.dev

website/app/layout.tsx

@@ -22,7 +22,7 @@ const plexMono = IBM_Plex_Mono({
   display: "swap",
 });
 
-const SITE_URL = "https://cachy.app";
+const SITE_URL = "https://cachy.vatxzz.workers.dev";
 const DESCRIPTION =
   "Cachy turns the reels, videos, articles, and PDFs you send into knowledge you can search, connect, and actually remember. Send it. Forget about it.";
 

website/app/robots.ts

@@ -4,6 +4,6 @@ import type { MetadataRoute } from "next";
 export default function robots(): MetadataRoute.Robots {
   return {
     rules: { userAgent: "*", allow: "/" },
-    sitemap: "https://cachy.app/sitemap.xml",
+    sitemap: "https://cachy.vatxzz.workers.dev/sitemap.xml",
   };
 }

website/app/sitemap.ts

@@ -4,7 +4,7 @@ import type { MetadataRoute } from "next";
 export default function sitemap(): MetadataRoute.Sitemap {
   return [
     {
-      url: "https://cachy.app",
+      url: "https://cachy.vatxzz.workers.dev",
       lastModified: new Date(),
       changeFrequency: "monthly",
       priority: 1,