silverstripe-webpack/app/client/src/js/_components/routes/index.js

import Events from '../../_events';
import Routie from "routie";

$(window).on(`${Events.AJAX} ${Events.LOADED}`, () => {
  Routie({
    'navigation': function() {
      $('#NavbarCollapse').addClass('in');
    },
    'carousel:id:num': function(id, num) {
      $(`#Carousel${  id}`).carousel(num);
    },
  });
});