Update contribution guidelines and Readme file

[chibuike-19]

Current contribution guideline do not explicitly give detailed walkthrough on how to setup the project. I ran into issues trying to run the project locally on my machine, and I found it difficult to through the issue using the existing contribution guideline. Here are some links to good templates to contribution guidelines:

https://typescript-eslint.io/contributing/local-development
https://github.com/EddieHubCommunity/BioDrop/blob/main/CONTRIBUTING.md

https://streamyard.com/y747zbwp68
@tobySolutions