custom js to hide non backwards compatible header in 02x docs

site/source/_static/custom.js

@@ -0,0 +1,16 @@
+
+window.jQuery = $;
+window.$ = $;
+
+const hideHeaderLinks = () => {
+  const dropdownHeader = $(".scylla-dropdown--header");
+  const urlVersion = window.location.pathname.includes("0.2.x");
+  if (urlVersion) {
+    dropdownHeader.hide();
+  }
+};
+
+
+$(document).ready(function () {
+    hideHeaderLinks();
+});