Lack of contribution guidelines

[Zoha-Waheed]

The README has a brief contribution section but lacks detailed guidelines. I will add a CONTRIBUTING.md file with detailed instructions on how to contribute to the project.

Assign this issue to me.

[Tejasri-Pendota]

I would like to work on ths issue by adding some contributing guidelines according to your instructions.

please assign this issue to me under the label "gssoc" @HartzFrequency