[CI/CD] Add Automated Accessibility Checks for Frontend

[Abd-Standard]

Description

Integrate accessibility validation into the continuous integration pipeline to catch common UI issues before deployment.

Tasks
Configure accessibility testing tool.
Run checks during pull requests.
Generate readable reports.
Fail builds on critical violations.

Acceptance Criteria
Accessibility tests execute automatically.
Reports are available in CI artifacts.
Critical issues block merging until resolved.

[shaaibu7]

can i work on this

[grantfox-oss]

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Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #68)
2. Your PR will be reviewed by the Core-Foundry maintainers

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[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox as part of the Official Campaign campaign!

@shaaibu7's PR #73 was approved and merged by @Abd-Standard.

🏆 @shaaibu7: You earned 35 FoxPoints for this contribution! Your current tier: Explorer (48 total points). Track your full progress on GrantFox.

👏 Great work, @shaaibu7! Keep contributing to Core-Foundry.