fix(ci): skip workflow publish when no packages found

[malav2110]

Description

This PR fixes the publish package failure issue when no change in packages directory.

Validation

Related Issues

Issue - #8453

Check List

• I have read the Contributing Guidelines and made commit messages that follow the guideline.
• I have run pnpm format to ensure the code follows the style guide.
• I have run pnpm test to check if all tests are passing.
• I have run pnpm build to check if the website builds without errors.
• I've covered new added functionality with unit tests if necessary.

[vercel]

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

Project	Deployment	Review	Updated (UTC)
nodejs-org	Ready	Preview	Dec 25, 2025 6:25pm

[github-actions]

👋 Codeowner Review Request

The following codeowners have been identified for the changed files:

Team reviewers: @nodejs/web-infra

Please review the changes when you have a chance. Thank you! 🙏

[Copilot]

Pull request overview

This PR addresses a workflow failure that occurs when the publish-packages workflow is triggered but no packages actually need to be published. The fix adds a conditional check to skip the publish job when the package matrix is empty.

Key Changes

• Added conditional check to skip the publish job when no packages need publishing
• The condition verifies that the first element of the package array is not null before proceeding

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[ovflowd]

SGTM! Really nice fix.

[github-actions]

Lighthouse Results

URL	Performance	Accessibility	Best Practices	SEO	Report
/en	🟢 99	🟠 88	🟢 100	🟢 100	🔗
/en/about	🟢 100	🟢 93	🟢 100	🟠 88	🔗
/en/about/previous-releases	🟢 98	🟢 93	🟢 100	🟢 100	🔗
/en/download	🟢 98	🟢 96	🟢 100	🟢 100	🔗
/en/download/archive/current	🟢 100	🟢 100	🟢 100	🟢 100	🔗
/en/blog	🟢 99	🟢 100	🟢 96	🟢 100	🔗

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.81%. Comparing base (33f53a6) to head (e4ab380).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8454      +/-   ##
==========================================
+ Coverage   73.78%   73.81%   +0.03%     
==========================================
  Files         109      109              
  Lines        9255     9255              
  Branches      314      313       -1     
==========================================
+ Hits         6829     6832       +3     
+ Misses       2424     2421       -3     
  Partials        2        2              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.