fix issue #25: create greeting bot

[Fiewor]

Signed-off-by: John Fiewor [email protected]

Contributes to #25

What did you do?

• add greeting bot

Why did you do it?

• create greetings.yml file for github actions in workflows directory

How have you tested it?

• no

Were docs updated if needed?

• No
• Yes
• N/A

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new console logs
• Fixes entire issue
• Partial fix for issue