Items to do:

• check for deprecation messages in current production logs
• upgrade Rails and dependent gems
• go through upgrade guides:
  • ttps://www.shakacode.com/blog/upgrade-rails-6-1-to-7/
  • https://www.fastruby.io/blog/rails/upgrades/upgrade-rails-6-1-to-7-0.html
  • https://thoughtbot.com/blog/upgrade-rails-6-to-rails-7
  • https://guides.rubyonrails.org/upgrading_ruby_on_rails.html#upgrading-from-rails-6-1-to-rails-7-0
• go through notable changes in release notes
• remove workarounds and monkey patches in code pointed to by `rg -i "rails \d"`
• regenerate database schema as Rails 7.0 updated format
• make sure oracle-enhanced works
• Set load_defaults to 7.0 at application.rb
• Note about Ruby/Rails compat matrix: https://www.fastruby.io/blog/ruby/rails/versions/compatibility-table.html

Gems that likely require an upgrade:

• activerecord-oracle_enhanced-adapter
• bullet
• rspec-rails