Support regex format validation

[OptimumCode]

Resolves #54

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 90.09%. Comparing base (22d3c8f) to head (400ac39).

❗ Current head 400ac39 differs from pull request most recent head 3a5752c. Consider uploading reports for the commit 3a5752c to get more accurate results

Files	Patch %	Lines
...on/schema/internal/formats/RegexFormatValidator.kt	71.42%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #115      +/-   ##
==========================================
- Coverage   90.13%   90.09%   -0.04%     
==========================================
  Files         119      120       +1     
  Lines        3183     3191       +8     
  Branches      944      945       +1     
==========================================
+ Hits         2869     2875       +6     
- Misses         53       54       +1     
- Partials      261      262       +1     

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