- https://github.com/igaiga/rails_textbook_sample/releases/tag/rails7043_ruby322
- Ruby 3.2.2
- Rails 7.0.4.3
- https://github.com/igaiga/rails_textbook_sample/releases/tag/rails701_ruby310
- Ruby 3.1.0
- Rails 7.0.1
- https://github.com/igaiga/rails_textbook_sample/releases/tag/rails6021_ruby270
- Ruby 2.7.0
- Rails 6.0.2.1