chore(main): release 12.0.0-rc.3

[github-actions]

🤖 I have created a release beep boop

12.0.0-rc.3 (2026-07-22)

⚠ BREAKING CHANGES

• replace yargs-unparser in CLI respawn paths (#6125)
• replace yargs-parser in CLI option loading (#6124)

🌟 Features

• replace yargs-parser in CLI option loading (#6124) (e846f8f)
• replace yargs-unparser in CLI respawn paths (#6125) (1d2bb2e)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 82.55%. Comparing base (1d2bb2e) to head (88d407a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6162   +/-   ##
=======================================
  Coverage   82.55%   82.55%           
=======================================
  Files          64       64           
  Lines        4798     4798           
  Branches     1074     1045   -29     
=======================================
  Hits         3961     3961           
  Misses        837      837           

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[github-actions]

🤖 Created releases:

• v12.0.0-rc.3

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