Add Dialogs And Menus To Shell Scripts With Whiptail

Whiptail is a program that allows shell scripts to display dialog boxes and menus to the user for informational purposes, or to get input from the user in a friendly way. It is a way to add a UI to a shell script. Whiptail is included by default on Debian and many other Linux distros.

REFERENCED: ► https://en.wikibooks.org/wiki/Bash_Shell_Scripting/Whiptail ► https://askubuntu.com/questions/776831/whiptail-change-background-color-dynamically-from-magenta/781062 ► https://gitlab.com/dtos/dtos/-/blob/master/whiptail-example.sh

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