Formatting *.html.eex *.html.leex *.html.heex files

What do people use for automatically formatting html files?

Previously my research said this was the best option:

But this was been broken for a while now, with no sign of a fix.

Plus heex templates are not supported.

So wondered if there were other options I should be looking at?

Did you search the forum for this topic?

There were two discussions yesterday on the same topic.

Yes, I did. And I got some really old results.

Any chance of a link to the recent discussions?