feat(hnsw): opt-in int8 scalar quantization for vector indexes - #9733

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Commits on Jul 14, 2026

feat(index): int8 scalar quantization codec for dense vectors

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a022366
feat(index): versioned, sanitized quantization blob (review hardening)

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d867133
feat(hnsw): opt-in int8 quantized vectors

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ab484c1
feat(hnsw): quantized-vector lifecycle, dim guard, and schema wiring

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a41cd9c
style(hnsw): gofmt quantize_integration_test.go

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853d7b2
fix(quantize): encode in float64; reject non-finite quant params

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f379158