SCOPE.md was already filled; update the registry entry to D3/A1/C1/R1,
document issue-core and whynot-design relations, and align the index vector
with the authored scope and wiki evidence.
Written from direct inspection of the 12-app Django domain model,
wiki/ProductRequirementsDocument.md, and wiki/ArchitectureBlueprint.md.
Requested during reuse-surface REUSE-WP-0017-T05 review follow-up.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
