Given that Google dropped most of the need to use AMP in 2021: https://9to5google.com/2021/04/19/google-search-page-experience/ https://9to5google.com/2021/04/

Given that Google dropped most of the need to use AMP in 2021: https://9to5google.com/2021/04/19/google-search-page-experience/ https://9to5google.com/2021/04/19/google-search-page-experie... And other services are either bypassing it or discontinuing it, it's pretty likely that AMPhtml is either dead or dying right now.