refactor: migrate to ESM-only

[targos]

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[codecov]

Codecov Report

Attention: Patch coverage is 95.34884% with 2 lines in your changes missing coverage. Please review.

Project coverage is 98.62%. Comparing base (bdfff4e) to head (85cd607).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/utils/cross_platform.ts	84.61%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #485      +/-   ##
==========================================
+ Coverage   98.48%   98.62%   +0.14%     
==========================================
  Files         245      244       -1     
  Lines       10035    10347     +312     
  Branches     2146     2141       -5     
==========================================
+ Hits         9883    10205     +322     
+ Misses        152      142      -10     

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