chore(main): release 6.15.0

[mljs-bot]

🤖 I have created a release beep boop

6.15.0 (2026-08-05)

Features

• add applyAlongAxis to reduce a matrix along a chosen dimension (#214) (49a6a1a)
• add concat to join two matrices along a chosen dimension (#215) (e625603)

Bug Fixes

• use relative cutoffs for singular values and residuals (#213) (cdb74bb)

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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 68.88%. Comparing base (49a6a1a) to head (aabc09b).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #216   +/-   ##
=======================================
  Coverage   68.88%   68.88%           
=======================================
  Files          49       49           
  Lines        5904     5904           
  Branches     1060     1060           
=======================================
  Hits         4067     4067           
  Misses       1824     1824           
  Partials       13       13           

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[mljs-bot]

🤖 Created releases:

• v6.15.0

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