Create a setup.md on project setup guidelines for PHP MySQL Project

[Saradwata-Bandyopadhyay]

Is your feature request related to a problem? Please describe.
Yes , Proper guideline is missing on how to setup or use this project.

Describe the solution you'd like
I will create a Setup.md file which will state the complete process of how to setup or use this project.

[Saradwata-Bandyopadhyay]

Please assign this issue to me.

[Prasundas99]

Please add a Readme.md to php project having SS of the projects and links to other docs @Saradwata-Bandyopadhyay