In this talk, you should understand the basics of Passkeys in Android, click the link below https://www.droidcon.com/2024/08/30/passwordless-app-with-passkey/

In this talk, you should understand the how to use Relay for building Jetpack Compose fast. https://www.droidcon.com/2023/08/01/super-fast-jetpack-compose-with-relay/