Introduce signals change (#655)

* adding support for signals

* reducing false positives for signals like positive interaction

* adding docs. Still need to fix the messages list, but waiting on PR #621

* Improve frustration detection: normalize contractions and refine punctuation

* Further refine test cases with longer messages

* minor doc changes

* fixing echo statement for build

* fixing the messages construction and using the trait for signals

* update signals docs

* fixed some minor doc changes

* added more tests and fixed docuemtnation. PR 100% ready

* made fixes based on PR comments

* Optimize latency

1. replace sliding window approach with trigram containment check
2. add code to pre-compute ngrams for patterns

* removed some debug statements to make tests easier to read

* PR comments to make ObservableStreamProcessor accept optonal Vec<Messagges>

* fixed PR comments

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Co-authored-by: Salman Paracha <salmanparacha@MacBook-Pro-342.local>
Co-authored-by: MeiyuZhong <mariazhong9612@gmail.com>
Co-authored-by: nehcgs <54548843+nehcgs@users.noreply.github.com>
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Salman Paracha 2026-01-07 11:20:44 -08:00 committed by GitHub
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