feat: adding Jev and Use cases

[TEJASNARAYANS]

What Changed?

Briefly describe what this PR changes.

Why?

Explain the problem this solves and why this approach was chosen.

How to Test?

List clear steps for reviewers to verify the change.

Release Label

Select one semantic version bump intent for this PR:

• major - breaking change, next release bumps major version
• minor - backward-compatible feature, next release bumps minor version
• fix - backward-compatible bug fix, next release bumps patch version
• No label (defaults to patch release)

If you do not have permission to apply labels, mention the intended release label here and a maintainer will set it.

Checklist

• I have read the CONTRIBUTING.md guide.
• My code follows the project's style guidelines.
• I have added tests that prove my fix is effective or my feature works.
• I have updated documentation where needed.