hata ayıklama ve kod temizliği

components/dashboard/user-nav.tsx

@@ -18,14 +18,7 @@ import {
 } from "@/components/ui/dropdown-menu"
 import { createBrowserClient } from "@supabase/ssr"
 import { useRouter } from "next/navigation"
-import { useEffect, useState } from "react"
-import { User } from "@supabase/supabase-js"
 
-interface UserProfile {
-    full_name: string | null
-    email: string | null
-    role: string | null
-}
 
 interface UserNavProps {
     user: {