1. doxx yourself of they kill your account
2. re-build every app with pointless newer api version literally every year or it gets taken down.
3. Push an update or a new app or they kill your account.
..
My guess is enshittification, some random exec is trying to save a few pennies in server and storage costs.
..
I'd also say that google makes so much money from ads and data-brokering that everything else they do is not vital for their survival and thus undergoes a sort of "genetic drift" where they just make random decisions.
Thats okay, they jumped the shark when the imperative for ads took over.