Add federated room detail page and improve address parsing in invites

src/components/Navbar.jsx

@@ -80,7 +80,7 @@ export default function Navbar({ onMenuClick }) {
               <div className="absolute right-0 mt-2 w-56 bg-th-card rounded-xl border border-th-border shadow-th-lg overflow-hidden">
                 <div className="px-4 py-3 border-b border-th-border">
                   <p className="text-sm font-medium text-th-text">{user?.display_name || user?.name}</p>
-                  <p className="text-xs text-th-text-s">{user?.email}</p>
+                  <p className="text-xs text-th-text-s">@{user?.name}</p>
                 </div>
                 <div className="py-1">
                   <button