[giovannic]

Summary

Fix test CI

Changes

New Features

None

Breaking Changes

None

Fixes

• CI failing for no tests collected
• Shell test for exit code == 5 was wrong
• Force bash shell for windows

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Reviewer Checklist

All PRs

• Correctness: Logic is sound and implementation is correct
• Testing: Appropriate tests added/updated
• Benchmarking: Training/sampling speed impact assessed if relevant
• Documentation: Code comments and docs updated where needed

For AI-Generated PRs

• Entropy: No unnecessary code duplication, verbose implementations,
  or misplaced imports
• Test Quality: Tests genuinely validate intended behavior (check
  .claude/spec/{feature}/tasks.md for requirements)
• Steering Docs: Fundamental changes to the repo (if any) are
  reflected in steering documents .claude/steering/