An error occurred while installing openssl (2.2.0), and Bundler cannot continue.
Make sure that `gem install openssl -v '2.2.0' --source 'https://rubygems.org/'`
succeeds before bundling.

In Gemfile:
webauthn was resolved to 3.0.0.alpha1, which depends on
openssl

あかんのう。他のgemとケンカしてるんかのう。