Normalise signal words to lowercase on load (defensive against
mixed-case entries in locale JSON). Strengthen test assertions
with expected counts and spot-checks. Clarify Priors field comment.
Co-Authored-By: Virgil <virgil@lethean.io>
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Load noun_determiner, verb_auxiliary, and verb_infinitive word lists
from gram.signal in locale JSON. Reserve Priors field for future
corpus-derived per-word disambiguation priors.
Co-Authored-By: Virgil <virgil@lethean.io>
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>