WHY? I’ve heard a lot that LineageOS cannot be called a private system. That it is more about extending the life of old devices. Can you tell me specifically point by point why it is not private? And I’m sure it’s better than stock phone firmware in terms of privacy.
This.might be of interest for you:
https://lineage.microg.org/
microG is difficult to compare to Google Services in terms of features. I know about microG, I use it myself.