[Request] (CI): Add pre commit for markdownlint

[bakerboy448]

For which application would like to see this Guide?

CI

Describe what you would like to see in the Guide

add precommit CI

[TRaSH-]

@FonduemangVI perhaps you can look into this when you find the time?

[FonduemangVI]

@FonduemangVI perhaps you can look into this when you find the time?

Can do