Chat-flow analysis + promise-detection baseline (docs + WIP scaffold)#594

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edwh wants to merge 11 commits into

plans/freegle-chat-flow

Commits on Jul 12, 2026

docs(plans): empirical Freegle chat-conversation flowcharts (Offer & Wanted)

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feat(promise): linear-baseline scaffold for promise-state detection + session brief

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fix(promise): real probabilities + top n-grams; first live-data result

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docs(promise): cost-based success criterion (20:1) + verdict; ignore dataset/model outputs

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fix(promise): RFC-4180 CSV quoting — dataset rows were silently merging (data corruption)

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docs(promise): correct metrics after CSV-corruption fix — baseline is near-chance

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fix(promise): green the unit tests (assertEquals, extractor order/tolerance, fixture, ROC data)

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fix(promise): supply missing haystack arg to assertStringNotContainsString

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fix(promise): whitespace-collapse test used digit+word input that trips the address regex

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fix(promise): address regex over-matched any 'number + word' as <ADDRESS>

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fix(promise): drop ORDER BY RAND() in room selection — it filesorts the whole

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