v0.27.0

0.27.0 (2026-10-15)

⚠ BREAKING CHANGES

• likelihood: likelihood objectives and gradients now use -2 ln L. Custom likelihood terms must use the same convention. Artifacts from the previous convention remain readable but cannot bind to the new likelihood identities.

Features

• Expose ganesh controls and Python crate version (1a5ff67)
• likelihood: Use minus-two log-likelihood convention (f722bf7)

Bug Fixes

• ci: Install actionlint from its verified release (4721aab)