Phase 1: Modernization

[iamaestimo]

1.1 Rails 7.x and 8.x Compatibility

• Update Railtie to use ActiveSupport::Reloader.to_prepare
• Test and fix compatibility with Zeitwerk autoloader
• Update Active Record adapter for modern PostgreSQL jsonb handling
• Add support for Rails 7.0, 7.1, 7.2, and 8.0
• Remove deprecated Rails 3.x/4.x support

1.2 Ruby 3.x Compatibility

• Fix keyword argument changes (Ruby 3.0+)
• Address frozen string literal issues
• Update for Ruby 3.2+ pattern matching if applicable
• Test with Ruby 3.1, 3.2, 3.3

1.3 Dependency Updates

• Update bundler dependency (currently ~> 1.6)
• Update development dependencies (rspec, cucumber, etc.)
• Remove deprecated gems
• Migrate from Appraisals to modern matrix testing

1.4 CI/CD Modernization

• Migrate from Travis CI to GitHub Actions
• Add Ruby 3.x and Rails 7/8 to test matrix
• Set up automated gem releases

Milestone: Release v2.0.0-beta with Rails 7/8 and Ruby 3.x support