Some of that stuff just doesn’t exist now without Google.
I disagree. EVERYTHING Google offers has some sort of alternative. Will it take more effort? Sure. But I have been Google free for over 2 years now and I have not once been unable to do anything because Google has some imagined exclusivity.
Start here for apps
CalyxOS
GrapheneOS
And for the diehard there’s the Fairphone
Always remember that biometrics can be compelled by the court in the US, but a password cannot.