Rails 8 Authentication generator docs?

The only “doc” I found that in the Rails 8 blog post announcement:

Just run bin/rails generate authentication and you’ll get basic models for Session and User , together with a PasswordsMailer , SessionsController , and an Authentication concern. All you have to bring yourself is a user sign-up flow (since those are usually bespoke to each application). No need to fear rolling your own authentication setup with these basics provided…