fix(gateway): suppress duplicate voice transcripts#19428
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Deduplicate exact and near-exact Discord voice STT transcripts per guild/user over a short window to avoid duplicate delayed agent replies. Adds regression tests for exact and near-duplicate voice transcript suppression.
alt-glitch
added
type/bug
1 task
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Salvage of #19273 by @John-tip onto current main.
Summary
Discord voice capture / STT occasionally emits the same utterance twice a few seconds apart, producing a second queued agent run and overlapping spoken replies. Dedup exact and near-exact repeats per
(guild, user)over a 12-second window (SequenceMatcher ≥0.95 for near matches).Changes
_is_duplicate_voice_transcript()+ call site in_handle_voice_channel_input;getattr(..., None)fallback pattern for the new instance attribute (+54/-0)Validation
scripts/run_tests.sh tests/gateway/test_voice_command.py → 180 passed
Original PR: #19273