Added nested list support

assets/js/nested-list.js

@@ -0,0 +1,10 @@
+(function () {
+    const content = document.querySelector('.gh-content');
+    if (!content) return;
+
+    content.querySelectorAll('ul li, ol li').forEach(function (item) {
+        if (item.querySelector('ul, ol')) {
+            item.classList.add('kg-nested-list-item');
+        }
+    });
+})();