Add Dependency Vulnerability CI Check

[Abd-Standard]

Description:
Add an automated dependency vulnerability check to the CI pipeline.

Acceptance Criteria:

Dependency checks run automatically.
Vulnerability findings are visible in CI.
The workflow does not expose secrets.

[whiteghost0001]

@whiteghost0001 has applied to work on this issue as part of the Stellar Wave Program's 9th wave.

i would love to work on this issue and summit pr within 2 days

ℹ️ Repo Maintainers: To accept this application, review their application or assign @whiteghost0001 to this issue.

[drips-wave]

Congratulations, @whiteghost0001! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on September 30, 2026.

🧑‍💻 @whiteghost0001: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊