feat: accessibility attributes for Course Navigation top bar

[vladislavkeblysh]

Enhancing accessibility by adding aria-label to the tab bar’s

, assigning tablist role to the

with tab buttons, and setting tab, aria-selected, and aria-controls attributes on each button. Inactive tabs will be removed from the sequence with tabindex="-1", focusing on the active tab.

[openedx-webhooks]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.32%. Comparing base (af432ea) to head (50e49c6).
Report is 7 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1606      +/-   ##
==========================================
+ Coverage   90.18%   90.32%   +0.13%     
==========================================
  Files         339      338       -1     
  Lines        5810     5693     -117     
  Branches     1409     1383      -26     
==========================================
- Hits         5240     5142      -98     
+ Misses        552      534      -18     
+ Partials       18       17       -1     

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[itsjeyd]

@vladislavkeblysh Thank you for this contribution!

Same note about product review here.

[itsjeyd]

Hey @vladislavkeblysh, just checking in to see if you're still planning to continue working on this PR?

[vladislavkeblysh]

@itsjeyd Ready to review

[itsjeyd]

@vladislavkeblysh Same question here.

[PKulkoRaccoonGang]

[inform]: Awaiting Product Review

[open-craft-grove]

Sandbox deployment successful 🚀
🎓 LMS
📝 Studio
ℹ️ Grove Config, Tutor Config, Tutor Requirements