Improve README.md: Contribution Guidelines Section

[callogan]

Enhancement Proposal

Summary:
Enhance the README.md by adding a dedicated section that encourages and guides external contributors on how to contribute to the project.

Proposed Improvements:

Add a "🤝 Contribution" section to the README.md.
Include clear, step-by-step instructions on how to fork the repository, create branches, and submit Pull Requests.
Specify Pull Request guidelines to maintain code quality and consistency.
Encourage community involvement and highlight the project's openness to external contributions.
This improvement aims to make it easier for new contributors to get started and fosters community engagement. 🚀

[yanksyoon]

@erinecon I believe the PR's already been reviewed and picked up by you, I've just tagged this issue to you to keep track! Thank you :D