Add support for Tailwind CSS

[divyarajmasani]

Summary

TailwindCSS has become a preferred choice for many, our theme should support or provide optional support setting up Tailwind CSS base configurations.

References

Acceptance Criteria

• On theme setup, a prompt should ask to set up Tailwind CSS.
• Appropriate base stylesheets are registered and enqueued.
• Setup should remove any unnecessary packages or files from the theme.
• Document step to modify the Tailwind CSS configurations.