Extract ObligationModal, ObligationDetail, ObligationCard, ObligationsHeader,
StatsGrid, FilterBar and InfoBanners into _components/, plus _types.ts for
shared types/constants. page.tsx drops from 987 to 325 LOC, below the 300
soft target region and well under the 500 hard cap.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
