fix: ui fixes

app/(dashboard)/layout.tsx

@@ -6,6 +6,7 @@ import { usePathname, useRouter } from "next/navigation";
 import {
   Flag,
   FolderClosed,
+  LayoutDashboard,
   LayoutGrid,
   LogOut,
   MessageSquare,
@@ -17,6 +18,7 @@ import { Button } from "@/components/ui/button";
 import { ConfirmProvider } from "@/components/confirm";
 
 const NAV = [
+  { href: "/", label: "Overview", icon: LayoutDashboard },
   { href: "/users", label: "Users", icon: Users },
   { href: "/posts", label: "Posts", icon: LayoutGrid },
   { href: "/collections", label: "Collections", icon: FolderClosed },