Upgrading from Rails 6.1 to Rails 7.0

https://edgeguides.rubyonrails.org/7_0_release_notes.html

https://edgeguides.rubyonrails.org/upgrading_ruby_on_rails.html#upgrading-from-rails-6-1-to-rails-7-0

https://medium.com/geekculture/whats-new-in-rails-7-b97d44eecdb2

https://dev.to/thomasvanholder/how-to-upgrade-rails-61-to-rails-7-33a3

https://dev.to/thomasvanholder/rails-7-framework-defaults-part-1-2a59

https://www.fastruby.io/blog/rails/upgrades/upgrade-rails-6-1-to-7-0.html

https://www.youtube.com/watch?v=SjdV_1k1QWY ---> Upgrade from Rails 6 to Rails 7 – web-crunch.com