feat(core): ValueIndexExec + ValueIndexReader + shuffle FileWriter switch - #2204

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avantgardnerio wants to merge 8 commits into

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avantgardnerio:brent/range-index-file

Commits on Jul 29, 2026

feat(core): add ValueIndexExec passthrough tap

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feat(core): ValueIndexExec writes .value.idx on EOS

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8a751a8
refactor(core): purge remaining first_row baggage from ValueIndexExec

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feat(core): add ValueIndexReader

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feat(core): add binary search to ValueIndexReader

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6d778e5
feat(core): switch passthrough shuffle to Arrow IPC file format

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docs(core): visualize the value-index → footer → data read path

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docs(core): clarify byte-vs-row derivation in the read-path diagram

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