Станислав

func (m *Auth) CutInternalPrefix(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

		r.URL.Path = strings.TrimPrefix(r.URL.Path, "/internal")

		next.ServeHTTP(w, r)
	})
}

r.Handler("GET", "/", fServer)
	r.Handler("GET", "/favicon.ico", fServer)
	r.Handler("GET", "/static/*filepath", fServer)

bot.send_message(message.chat.id, "Ваш id {} текст".format(userid))
либо
bot.send_message(message.chat.id, f"Ваш id {userid} текст")

let balloonLayout = ymaps.templateLayoutFactory.createClass(
    '<b>$[properties.balloonContentHeader]</b>' +
    '<div>$[properties.balloonContentBody]</div>' +
    '<input type="button" value="Выбрать" class="button-balloon">', {
        build: function() {
            balloonLayout.superclass.build.call(this);
            $('.button-balloon').on('click', function() {
                console.log('Do something...');
            });
        }
    });

let objectManager = new ymaps.ObjectManager({
    clusterize: false,
    gridSize: 32,
    clusterDisableClickZoom: true
});
objectManager.objects.options.set({
    balloonContentLayout: balloonLayout
});
map.geoObjects.add(objectManager);
objectManager.add(data['information']);

через собственный шаблон балуна

let myBalloonFooterBodyLayout = ymaps.templateLayoutFactory.createClass(
    '<input type="button" value="Выбрать" class="baloon-button">', {
        build: function() {
            myBalloonContentBodyLayout.superclass.build.call(this);
            $('.baloon-button').on('click', function() {
                console.log('Do something...');
            });
        }
    });
let objectManager = new ymaps.ObjectManager({
    contentFooterLayout: myBalloonFooterBodyLayout
});

$('.fotorama')
  .on('fotorama:fullscreenenter fotorama:fullscreenexit', function (e, fotorama) {
    if (e.type === 'fotorama:fullscreenenter') {
      // settings for full screen
      fotorama.setOptions({nav: false});
    } else {
      // Back to normal settings
      fotorama.setOptions({nav: 'thumbs'});
    }
  }).fotorama();

$(document).on('focusin', function(e) {
    if ($(e.target).closest(".mce-window").length) {
        e.stopImmediatePropagation();
    }
});

There is a ​specific test for that in the Django test suite. It may be the test is missing something, but you should explore that yourself and explain it if it's the case.