Chunk columnar retarget#769

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frankmcsherry:chunk-columnar-retarget

Commits on Jun 23, 2026

columnar: retarget the trace at the Chunk abstraction, spill via settle

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chunk: extract settle's maximal packing into an opt-in `pack` helper

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columnar: drop the vestigial `Container: Debug` bound on ColumnarUpdate

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examples: merge chunks into spines; move chunk_bench to a benchmark

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examples: drive spines' `col` mode through the Chunk harness

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columnar: dissolve the `arrangement` submodule (Phase A)

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columnar: restructure as a storage subsystem — data + collection + trace faces

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