text: module.exports = (app) => {
      
      var ctrl = app.controllers.marker;
      
      app.route('/api/markers')
          .get(ctrl.getCategories)
          .post(ctrl.createMarkers)
          .put(ctrl.updateMarkers);
      
      app.route('/api/markers/:id')
          .get(ctrl.getMarkers)
          .delete(ctrl.deleteMarkers);
      
  };