public function boot(): void
    {
        Gate::define('manage-user', function($user){
            return $user->role == 'superadmin';
        });

        Gate::define('isAdmin', function($user){
            return $user->role == 'admin';
        });

        Gate::define('isSuperadmin', function($user){
            return $user->role == 'superadmin';
        });
    }