refactor: add minor elements to the repo - round (2)

[AngryMaciek]

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [ ] ~I have commented my code, particularly in hard-to-understand areas~
• [x] My changes generate no new warnings
• [ ] ~I have added tests that prove my fix is effective or that my feature works~
• [ ] ~New and existing unit tests pass locally with my changes~
• [ ] ~I have not reduced the existing code coverage~

[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (aded5d3) 100.00% compared to head (3db8977) 100.00%.

:exclamation: Current head 3db8977 differs from pull request most recent head 5c7df7e. Consider uploading reports for the commit 5c7df7e to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #58 +/- ## ========================================= Coverage 100.00% 100.00% ========================================= Files 2 2 Lines 893 893 ========================================= Hits 893 893 ```

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