private void initBeetlTag(NutConfig config){
for (ViewMaker vm : config.getViewMakers()) {
if (vm instanceof BeetlViewMaker) {
((BeetlViewMaker)vm).groupTemplate.registerTagFactory("cms_channel_list", ()->ioc.get(CmsChannelListTag.class));
((BeetlViewMaker)vm).groupTemplate.registerTagFactory("book_list", ()->ioc.get(BookListTag.class));
}
}
}