SPEC.md is the new domain-organized source of truth for current behavior,
reconciled against the code (notes soft-delete/dup-highlight/zip-export as
not-yet-implemented). The old chronological spec.md becomes DESIGN.md, the
why/history journal. Docs only — no behavior change, no release tag.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
