ci: add .mk linter and formater

[wey-gu]

• formated existing docs
• added ci hook to enforce it, this will be helpful to fix issues before the doc build failed

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (9184866) 0.00% compared to head (beeda02) 0.00%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #220 +/- ## ====================================== Coverage 0.00% 0.00% ====================================== Files 74 74 Lines 2513 2513 Branches 275 275 ====================================== Misses 2513 2513 ```

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