Add light or dark mode using react and chakra ui

[santhos-13]

Is your feature request related to a problem? Please describe. normal light or dark mode requires more no. of lines of code.

Describe the solution you'd like But using react and chakra ui we can add reusable theme toggle button.

Additional context

[santhos-13]

@biratdatta Assign this to me so that i will start working

[biratdatta]

cool go ahead!

[santhos-13]

#294