Assignment: Create a shell script and Part 2) Perform linux commands and capture a "screen shot" of the output

Requirements: Write a shell script that does the following:

• Use best practices... comments, shebang, expected number of arguments, exit codes, etc
• Prompts the user to enter their name
• Depending on the time of day, output a greeting that says either "Good Morning xxx", "Good Afternoon xxx", or "Good Evening xxx" (with "xxx" as their name)
• Have a 10 second "count down timer" that displays the message "This message will self destruct in xx seconds". The message should repeat on the same line
• Display a "Boom!" message on a new line