document.addEventListener('DOMContentLoaded', function () {
  initIframeHandler(
    '{{ PRIMARY_DOMAIN }}',
    '{{ domain }}',
    '{{ domains | get_url("web-app-port-ui", WEB_PROTOCOL) }}'
  );
});
{% if MODE_DEBUG | bool %}
try { console.log("[iframe-sync] Sender for iframe messages is active."); } catch(e) {}
{% endif %}