Closes-adjacent contract in the PR body; authorizing issue #226.
ruling_escalation_row scored every setter in-window row 0-4 by the shared
field matcher; highest wins, equal scores break to the earliest epoch, an
undecodable body scores 0. ruling_shape_decision now grades through the
same matcher, so the selector and the check cannot drift (crew#293).
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
