feat: New structure for 1.x.x

[k4black]

Description

Motivation and Context

Closes #

Contribution Checklist

• I have read and agreed on the CONTRIBUTING and CODE OF CONDUCT documents.
• I have run linters, type checks, import sorting and tests locally.
• I have added comments to code in hard-to-understand areas.
• I have added 100% coverage tests for the new code (or aren't needed).
• I have added docs for the new code (or aren't needed).
• I have used conventional commits title: tag(scope): description.

[optional] What gif best describes this PR or how it makes you feel?

[codecov]

Codecov Report

Attention: 286 lines in your changes are missing coverage. Please review.

Comparison is base (6389346) 36.94% compared to head (cd06474) 69.84%.
Report is 37 commits behind head on main.

Files	Patch %	Lines
checker/__main__.py	0.00%	149 Missing ⚠️
checker/tester.py	33.33%	60 Missing ⚠️
checker/plugins/gitlab.py	0.00%	25 Missing ⚠️
checker/plugins/__init__.py	32.35%	23 Missing ⚠️
checker/configs/deadlines.py	83.18%	19 Missing ⚠️
checker/configs/checker.py	90.62%	6 Missing ⚠️
checker/pipeline.py	98.30%	2 Missing ⚠️
checker/plugins/base.py	92.85%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##             main      #69       +/-   ##
===========================================
+ Coverage   36.94%   69.84%   +32.90%     
===========================================
  Files          24       20        -4     
  Lines        1903      995      -908     
===========================================
- Hits          703      695        -8     
+ Misses       1200      300      -900     

Flag	Coverage Δ
unittests	69.84% <70.54%> (+32.90%)	⬆️

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