Git hook to check for commit message

[chriskfwoo]

As a developer, I want to safely follow commit conventions. I want to abort my commit if my commit message does not contain an issue number or the Merge keyword.

[Story Points: 1]
[Priority: Low]
[Risk: Low]

Test	Input	Expected Output	Status
1. Incorrect commit message	User enters an invalid git commit message	The git commit aborts and a print error returns	PASS
2. Correct commit message	User enters a valid git commit message	The git commit does not abort	PASS
3. Run setup script	User runs the setup script	The git hook is setup properly	PASS