Some fixes

components/sidebar-actions.tsx

@@ -121,7 +121,8 @@ export function SidebarActions({
           <div className="space-y-1 rounded-md border p-4 text-sm">
             <div className="font-medium">{chat.title}</div>
             <div className="text-muted-foreground">
-              {formatDate(chat.createdAt)} · {chat.messages.length} messages
+              {formatDate(Number(chat.createdAt))} · {chat.messages.length}{' '}
+              messages
             </div>
           </div>
           <DialogFooter className="items-center">