There are other ways to run live js on a page. It just has to do with how you load the pages. If it's just an http request to get the body it won't work, but us

There are other ways to run live js on a page. It just has to do with how you load the pages. If it's just an http request to get the body it won't work, but using a headless browser will do the trick just fine, and without too much async headache.