Delay comment loading

Author: sylhare

_includes/default/head.liquid

@@ -24,6 +24,11 @@
     <!--Favicon-->
     <link rel="shortcut icon" href="{{ site.favicon | relative_url }}" type="image/x-icon">
 
+    <!-- Preconnect to Cusdis for faster loading when comments become visible -->
+    {% if site.data.comments.cusdis.app_id or site.comments.cusdis_app_id or site.cusdis_app_id %}
+    <link rel="preconnect" href="https://cusdis.com">
+    {% endif %}
+
     {% if page.bootstrap %}
     <!-- Bootstrap-4.1.3 isolation CSS -->
     <link rel="stylesheet" type="text/css" href="{{ '/assets/css/vendor/bootstrap-iso.min.css' | relative_url }}">