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fix: document intentional non-persistence of initialMessage deletion

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Address review feedback: the in-memory deletion of initialMessage is
not persisted to disk, which is acceptable because a gateway restart
would also sever the media stream, making replay impossible.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
JayMishra-github
2026-02-16 10:45:40 -08:00
committed by Peter Steinberger
parent 0291ce30a8
commit 0764999e2c
1 changed files with 4 additions and 1 deletions
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5
extensions/voice-call/src/webhook.ts
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@@ -149,7 +149,10 @@ export class VoiceCallWebhookServer {
const call = this.manager.getCallByProviderCallId(callId);
if (cachedAudio && call?.metadata?.initialMessage && call.direction === "inbound") {
console.log(`[voice-call] Playing cached greeting (${cachedAudio.length} bytes)`);
delete call.metadata.initialMessage; // prevent re-speaking via fallback
// Clear initialMessage to prevent re-speaking via the fallback path.
// Note: this in-memory mutation is not persisted to disk, which is acceptable
// because a gateway restart would also sever the media stream, making replay moot.
delete call.metadata.initialMessage;
const handler = this.mediaStreamHandler!;
const CHUNK_SIZE = 160;
const CHUNK_DELAY_MS = 20;