From 2b38ddf78dfde3a86f3283a800dcc3f7cf372a12 Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Sat, 13 Dec 2025 00:14:52 +0000
Subject: [PATCH] fix(ios): avoid actor isolation in audio tap

---
 apps/ios/Sources/Voice/VoiceWakeManager.swift | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/apps/ios/Sources/Voice/VoiceWakeManager.swift b/apps/ios/Sources/Voice/VoiceWakeManager.swift
index a8833b4a4..f336a4ec1 100644
--- a/apps/ios/Sources/Voice/VoiceWakeManager.swift
+++ b/apps/ios/Sources/Voice/VoiceWakeManager.swift
@@ -2,6 +2,18 @@ import AVFAudio
 import Foundation
 import Speech
 
+final class SpeechRequestBox: @unchecked Sendable {
+    let request: SFSpeechAudioBufferRecognitionRequest
+
+    init(request: SFSpeechAudioBufferRecognitionRequest) {
+        self.request = request
+    }
+
+    func append(_ buffer: AVAudioPCMBuffer) {
+        self.request.append(buffer)
+    }
+}
+
 @MainActor
 final class VoiceWakeManager: NSObject, ObservableObject {
     @Published var isEnabled: Bool = false
@@ -95,9 +107,10 @@ final class VoiceWakeManager: NSObject, ObservableObject {
         let inputNode = self.audioEngine.inputNode
         inputNode.removeTap(onBus: 0)
 
+        let requestBox = SpeechRequestBox(request: request)
         let recordingFormat = inputNode.outputFormat(forBus: 0)
-        inputNode.installTap(onBus: 0, bufferSize: 1024, format: recordingFormat) { [request] buffer, _ in
-            request.append(buffer)
+        inputNode.installTap(onBus: 0, bufferSize: 1024, format: recordingFormat) { @Sendable [requestBox] buffer, _ in
+            requestBox.append(buffer)
         }
 
         self.audioEngine.prepare()