Adds Ruby 4.0 to init ruby handlers

[fesplugas]

Summary by CodeRabbit

• New Features
  • Added Ruby 4.0 as a selectable version option during project initialization, alongside existing Ruby 3.2 and 3.1 versions.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 3d019f52-9aac-45c7-a4c6-666243340f36

📥 Commits

Reviewing files that changed from the base of the PR and between 3767f81 and 1ddb7b8.

📒 Files selected for processing (1)

• src/cli/cmd/init/handlers/ruby.rs

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📝 Walkthrough

Walkthrough

The Ruby version list in the CLI initialization handler has been expanded to include Ruby 4.0 alongside existing versions 3.2 and 3.1, allowing users to select an additional Ruby version when initializing projects with Ruby language detection.

Changes

Cohort / File(s)	Summary
Ruby Version Configuration src/cli/cmd/init/handlers/ruby.rs	Added Ruby 4.0 to the RUBY_VERSIONS list, expanding selectable versions from 3 options to 4 options for project initialization.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Poem

🐰 One more Ruby shines so bright,
Version four joins the lineup right,
A hop and skip, one line we tweak,
More choice for devs throughout the week!
✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately reflects the main change: adding Ruby 4.0 to the RUBY_VERSIONS list in the init ruby handlers.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

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