CHORE: Version update from 1.3 to 3.0

Author: RianaAzad

src/App.tsx

@@ -450,7 +450,7 @@ function App() {
               <span className="ml-1">© {currentYear}</span>
             </p>
             <div className="text-xs text-gray-500">
-              Professional AI Studio v1.3
+              Professional AI Studio v3.0
             </div>
           </div>
         </footer>