Need improved lighthouse (pagespeed)

we know we can improve score lighthouse, would be great by default, greenshift should be 100% score accessibility,
https://i.imgur.com/ETax2Cd.png

https://i.imgur.com/MCfFlYM.png

any lightweight theme can easily achieve 100 score
https://i.imgur.com/XR9e9RV.png