feat(rust): Add persistent DtvccRust context for CEA-708 decoder (Pha…#1782

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cfsmp3:fix/1499-dtvcc-persistent-state

Commits on Dec 7, 2025

feat(rust): Add persistent DtvccRust context for CEA-708 decoder (Phase 1)

cfsmp3
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claude
committed

Commits on Dec 8, 2025

style(rust): Apply cargo fmt formatting

cfsmp3
and
claude
committed