feat: contrib Delta JVM claim/decline + scan marker [Delta contrib split, part 4a]#7

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Commits on Jun 29, 2026

feat: contrib Delta JVM claim/decline + scan marker [Delta contrib split, part 4a]

schenksj
and
claude
committed
fix(contrib-delta): config-key DV/catalog-managed decline detection [P0+themeB DeltaReflection, folded into A.4a]
schenksj
committed