chore(deps): update node to v22.21.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
node	uses-with	minor	22 -> 22.21.1

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Release Notes

actions/node-versions (node)

v22.21.1: 22.21.1

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Node.js 22.21.1

v22.21.0: 22.21.0

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Node.js 22.21.0

v22.20.0: 22.20.0

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Node.js 22.20.0

v22.19.0: 22.19.0

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Node.js 22.19.0

v22.18.0: 22.18.0

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Node.js 22.18.0

v22.17.1: 22.17.1

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Node.js 22.17.1

v22.17.0: 22.17.0

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Node.js 22.17.0

v22.16.0: 22.16.0

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Node.js 22.16.0

v22.15.1: 22.15.1

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Node.js 22.15.1

v22.15.0: 22.15.0

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Node.js 22.15.0

v22.14.0: 22.14.0

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Node.js 22.14.0

v22.13.1: 22.13.1

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Node.js 22.13.1

v22.13.0: 22.13.0

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Node.js 22.13.0

v22.12.0: 22.12.0

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Node.js 22.12.0

v22.11.0: 22.11.0

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Node.js 22.11.0

v22.10.0: 22.10.0

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Node.js 22.10.0

v22.9.0: 22.9.0

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Node.js 22.9.0

v22.8.0: 22.8.0

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Node.js 22.8.0

v22.7.0: 22.7.0

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Node.js 22.7.0

v22.6.0: 22.6.0

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Node.js 22.6.0

v22.5.1: 22.5.1

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Node.js 22.5.1

v22.5.0: 22.5.0

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Node.js 22.5.0

v22.4.1: 22.4.1

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Node.js 22.4.1

v22.4.0: 22.4.0

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Node.js 22.4.0

v22.3.0: 22.3.0

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Node.js 22.3.0

v22.2.0: 22.2.0

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Node.js 22.2.0

v22.1.0: 22.1.0

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Node.js 22.1.0

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Configuration

📅 Schedule: Branch creation - Between 12:00 AM and 03:59 AM, on day 1 of the month ( * 0-3 1 * * ) in timezone America/New_York, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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This PR was generated by Mend Renovate. View the repository job log.

[changeset-bot]

⚠️ No Changeset found

Latest commit: ebe3fca

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

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[vercel]

The latest updates on your projects. Learn more about Vercel for GitHub.

Project	Deployment	Preview	Comments	Updated (UTC)
react-shiki	Ready	Preview	Comment	Dec 5, 2025 5:09am

[claude]

Claude finished @renovate[bot]'s task —— View job

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PR Review: Node.js Version Update

Todo List:

• Analyze the workflow file change
• Assess changeset requirement
• Check for compatibility issues
• Provide comprehensive review feedback

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Review Summary

✅ Overall Assessment: APPROVED - This is a well-scoped infrastructure update with no issues found.

Code Quality & Best Practices ⭐

Excellent - The change is:

• Precise: Updates only the specific Node.js version needed
• Consistent: Follows semantic versioning (22 → 22.21.1)
• Safe: Node 22.21.1 is a stable LTS patch release

Changeset Requirement Assessment 📋

✅ No changeset needed - This is a CI infrastructure update that:

• Does not affect package functionality or API surface
• Only updates the Node.js runtime version in GitHub Actions
• Does not impact end users of the react-shiki package

Compatibility Analysis 🔍

✅ Fully compatible - Verified across the codebase:

• Build workflow: Already tests against Node 18, 20, 22 matrix - this pinpoint update aligns with existing support
• Package dependencies: @types/node@22.17.2 is compatible with 22.21.1
• Engine requirements: Dependencies require ^18.0.0 || ^20.0.0 || >=22.0.0 - 22.21.1 satisfies this
• No breaking changes: This is a patch release with security and stability improvements

Security & Performance ✨

✅ Positive impact:

• Updates to latest Node 22.x patch with security fixes
• Improved npm provenance support (important for NPM_CONFIG_PROVENANCE: true)
• Better performance and stability

Recommendations 💡

1. Merge with confidence - This is a safe infrastructure improvement
2. Monitor deployment - Vercel preview should validate the change works correctly
3. Consider automation - Current Renovate setup is working well for these updates

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Conclusion: This PR represents exactly the kind of dependency maintenance that should be merged promptly. It's a targeted, low-risk improvement to CI infrastructure with tangible security benefits.