https://github.com/aasm/aasm/issues/672
System specs have been available since Rails 5.1, and are better integrated with the Rails framework. - Rename `spec/features` to `spec/system` - Rename `feature do` to `describe do` - Configure Capybara for system specs Steps mostly taken from https://medium.com/table-xi/a-quick-guide-to-rails-system-tests-in-rspec-b6e9e8a8b5f6