register abstract method

Future<PasskeyBinding> register(
  1. PasskeyRegistrationRequest request,
  2. PasskeyCancellation cancellation
)

Create a discoverable credential requiring UV; validate registration and PRF support. Each userId is a fresh local opaque handle, not an account ID.

Implementation

Future<PasskeyBinding> register(
  PasskeyRegistrationRequest request,
  PasskeyCancellation cancellation,
);