chore(main): release 3.1.0

[mljs-bot]

🤖 I have created a release beep boop

3.1.0 (2026-06-23)

Features

• migrate package to ESM and align with current tooling (4282e28)

Performance Improvements

• use Matrix.gram() for XtX (#28) (36f1705)

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This PR was generated with Release Please. See documentation.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.38%. Comparing base (36f1705) to head (8823b92).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #27   +/-   ##
=======================================
  Coverage   93.38%   93.38%           
=======================================
  Files          18       18           
  Lines         272      272           
  Branches       54       54           
=======================================
  Hits          254      254           
  Misses         15       15           
  Partials        3        3           

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[mljs-bot]

🤖 Created releases:

• v3.1.0

🌻