Kinsta cache issue

redirect.php

if(!is_admin()) add_action('template_redirect', 'supermundano_template_redirects');
function supermundano_template_redirects(){
  if( is_page( 'documents' ))
  {
      if(!is_user_logged_in()){
          wp_redirect( wp_login_url( get_permalink() ), 301);
          die();
      }
  }
}