[FEATURE] Add tab handling via URL

* Open special tab via url (id)
* Change url when opening tab

Build/Assets/JavaScript/main.js

@@ -283,6 +283,21 @@ $(function () {
   $('.close-modal-btn').on('click', function () {
     $('#membershipModal').modal('hide');
   });
+
+  // accessing tab with url
+  var url = window.location.href;
+  if (url.indexOf("#") > 0) {
+    var activeTab = url.substring(url.indexOf("#") + 1);
+    $('.nav[role="tablist"] a[href="#' + activeTab + '"]').tab('show');
+  }
+
+  // change url when opening tab
+  $('a[role="tab"]').on("click", function () {
+    var newUrl;
+    const hash = $(this).attr("href");
+    newUrl = url.split("#")[0] + hash;
+    history.replaceState(null, null, newUrl);
+  });
 });
 
 $(window).on('load', function () {