Documents the umbrella-first MVP decision (2026-05-24). This repo remains
INTENT-only until the review workspace UX stabilizes through real product
use. Reconciles the original evidence-state vocabulary: strong-support /
weak-support / contradicts now live on EvidenceLink.relation per umbrella
SharedContracts §2.5. Reaffirms: work depends on engine + anchor + source,
not on binder — review workspace must function without form binding.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
