Add contribution section to README

[supriya1411]

Added a contribution section at the end of README.md.

Which issue does this PR close?

• Closes #.

Rationale for this change

What changes are included in this PR?

Are these changes tested?

Are there any user-facing changes?

[vercel]

@supriya1411 is attempting to deploy a commit to the 007's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

Thanks for creating a PR for your Issue! ☺️

We'll review it as soon as possible.
In the meantime, please double-check the file changes and ensure that all commits are accurate.

If there are any unresolved review comments, feel free to resolve them. 🙌🏼

[entelligence-ai-pr-reviews]

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Confidence Score: 5/5 - Safe to Merge

Safe to merge — this PR adds a contribution section to the README, a purely documentation change with no runtime, logic, or security implications. No review comments were generated and no issues were identified in the changed files. The change improves project onboarding by providing contributors with clear guidance, which is a net positive for the repository.

Key Findings:

• The change is limited to README documentation with zero impact on application logic, runtime behavior, or security posture.
• No review comments or heuristic issues were flagged, and there are no pre-existing unresolved concerns introduced or touched by this PR.