Documentation of Setting up this repo in local machine

[sanjay270899]

Detailed documentation with screenshots.

[AshuKV]

Can I work on this issue under GSSoC'21? Kindly assign it to me.

[Tejas1510]

Go ahead @AshuKV

[sanjay270899]

@AshuKV Do you need any help?

[AshuKV]

@sanjay270899 Is it possible to add other contributors also to work on this issue?

[sanjay270899]

@AshuKV Okay.

[sanjay270899]

@AshuKV Any update?