[Feature]: new user experience improvement

[AHS12]

Is your feature request related to a problem?

Right now, many new users are feeling lost and unable to find the proper features.

Describe the solution you'd like

We should build an onboarding experience and a help center for new users
Onboarding should show all the features,
Help should guide users with appropriate menus and knowledge
Notify Existing users about new features
Add clear indication of Copy paste with visual copy button

Describe alternatives you've considered

No response

Additional context

No response

[AHS12]

What's new feature has been added. Now the user can see what has been added after a major release

[AHS12]

Will be released with #42