docs: Add detailed setup instructions to README.md

[festus-sulumeti]

This PR introduces a README.md file to provide detailed setup instructions for the project. The new README.md includes:

• Project overview and purpose.
• Instructions for running a local development server.
• Contribution guidelines for developers.
• Licensing information.

Linked Issue:
Closes #2

Changes Made:

• Added a README.md file.

Testing:

• Verified that the instructions work as expected on a local environment.
• Tested the steps to ensure clarity and completeness.

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