chore(deps): update actions/setup-node action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-node	action	major	v4 -> v6

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Release Notes

actions/setup-node (actions/setup-node)

v6

Compare Source

v5

Compare Source

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Configuration

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⚠️ No Changeset found

Latest commit: d37b609

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[claude]

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PR Review: actions/setup-node v4 → v6 Update

Tasks:

• Read repository guidelines (CLAUDE.md)
• Review modified workflow files
• Assess changeset requirements
• Evaluate security and performance implications
• Provide comprehensive feedback

✅ Review Summary

This is a clean dependency update that upgrades GitHub Actions setup-node from v4 to v6. The changes are minimal and well-scoped.

📋 Analysis

Files Changed:

• .github/workflows/build.yml:19 - Updated to actions/setup-node@v6
• .github/workflows/release.yaml:27 - Updated to actions/setup-node@v6

Changeset Assessment: ✅ Not Required

• This is a CI/CD infrastructure change, not a package source code change
• Changesets are only needed for changes that affect the published package
• Workflow updates don't impact the library's public API or functionality

Code Quality: ✅ Excellent

• Clean upgrade: Simple version bump from v4→v6
• Consistent: Both workflow files updated uniformly
• No breaking changes: All existing configuration parameters remain compatible
• Proper scope: Changes isolated to CI infrastructure only

Security & Performance: ✅ Improved

• Security: Newer action versions include security patches and vulnerability fixes
• Performance: v6 likely includes performance optimizations and bug fixes
• Maintenance: Keeps workflows up-to-date with latest GitHub Actions standards

Best Practices: ✅ Followed

• Pinning strategy: Uses major version pinning (@v6) which is appropriate for most projects
• Matrix compatibility: Works correctly with the Node.js version matrix (18, 20, 22)
• Cache configuration: Maintains cache: pnpm setting correctly

🎯 Recommendations

1. Approve and merge - This is a safe, beneficial update
2. No additional changes needed - The upgrade is complete and correct
3. Monitor workflows - Verify builds pass after merge (they should)

🔍 Technical Notes

• Major version jump (v4→v6) is normal for GitHub Actions - they maintain backward compatibility
• All configuration options (node-version, cache) remain supported
• No documentation updates needed for infrastructure changes

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