ui: update homepage subtitle to include "powered by RoMoS"

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/app/page.tsx

@@ -22,7 +22,7 @@ export default function Home() {
             </h1>
           </div>
           <h2 className="text-2xl font-semibold text-muted-foreground">
-            Complete Boilerplate for AI Applications
+            Complete Boilerplate for AI Applications powered by RoMoS
           </h2>
           <p className="text-xl text-muted-foreground">
             A complete agentic coding boilerplate with authentication, database, AI