chore: migration to typescript

[EscapedGibbon]

close: #12

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.85%. Comparing base (51c0971) to head (54ab5dd).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #18      +/-   ##
==========================================
- Coverage   98.92%   98.85%   -0.08%     
==========================================
  Files           4        4              
  Lines          93       87       -6     
  Branches       12       12              
==========================================
- Hits           92       86       -6     
  Misses          1        1              

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