A template available for public use to launch a new Rails 7 app with devise pre-configured. This setup presumes you want to authenticate users under the name users, which seems like a reasonable assumption for most apps.
This repo is a companion to the article Devise Auth Setup in Rails 7.
Fork your own project from the template. Clone it. Then, all you have to do to get started is:
bundle install
rake db:migrate
And then, to run the server
rails s