refactor: completely purge custom wake-word engine and dylibs; rely exclusively on Siri and Push-to-Talk

include/SherpaOnnx/module.modulemap

@@ -1,4 +0,0 @@
-module SherpaOnnx {
-    header "c-api.h"
-    export *
-}

package.sh

@@ -1,35 +1,25 @@
-#!/bin/zsh
+#!/bin/bash
 set -e
 
-SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
-PROJECT_DIR="${PROJECT_DIR:-$SCRIPT_DIR}"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_DIR="$SCRIPT_DIR"
 BUILD_DIR="$PROJECT_DIR/build"
 APP_NAME="Soniox Voice"
 APP_BUNDLE="$BUILD_DIR/$APP_NAME.app"
-DMG_NAME="SonioxVoice-v1.0.0.dmg"
 
 echo "🔨 Building $APP_NAME..."
 mkdir -p "$BUILD_DIR"
 rm -rf "$APP_BUNDLE"
 
-# 1. Compile Swift sources
+# 1. Compile Swift sources (Pure Native Swift)
 swiftc -O -target arm64-apple-macosx13.0 \
   -framework Cocoa -framework AVFoundation -framework Carbon \
-  -I "$PROJECT_DIR/include/SherpaOnnx" \
-  -L "$PROJECT_DIR/Frameworks" -lsherpa-onnx-c-api \
-  -Xlinker -rpath -Xlinker "@executable_path/../Frameworks" \
   "$PROJECT_DIR"/src/*.swift \
   -o "$BUILD_DIR/SonioxVoice"
 
 # 2. Assemble .app bundle
 mkdir -p "$APP_BUNDLE/Contents/MacOS"
 mkdir -p "$APP_BUNDLE/Contents/Resources"
-mkdir -p "$APP_BUNDLE/Contents/Frameworks"
-
-cp -R "$PROJECT_DIR/Frameworks/"* "$APP_BUNDLE/Contents/Frameworks/"
-
-mkdir -p "$APP_BUNDLE/Contents/Resources/wakeword_models"
-cp -R "$PROJECT_DIR/resources/wakeword_models/"* "$APP_BUNDLE/Contents/Resources/wakeword_models/"
 
 if [ ! -f "$PROJECT_DIR/resources/AppIcon.icns" ] && [ -d "$PROJECT_DIR/resources/AppIcon.iconset" ]; then
     iconutil -c icns "$PROJECT_DIR/resources/AppIcon.iconset" -o "$PROJECT_DIR/resources/AppIcon.icns"
@@ -44,26 +34,32 @@ codesign --force --deep --sign - "$APP_BUNDLE"
 
 echo "✅ App bundle assembled at $APP_BUNDLE"
 
-# 4. Create DMG Installer
+# 4. Create DMG
+DMG_NAME="SonioxVoice-v1.0.0.dmg"
+DMG_PATH="$BUILD_DIR/$DMG_NAME"
+rm -f "$DMG_PATH"
+
 echo "📦 Creating DMG Installer..."
-DMG_STAGING="$BUILD_DIR/dmg_staging"
-rm -rf "$DMG_STAGING" "$BUILD_DIR/$DMG_NAME"
-mkdir -p "$DMG_STAGING"
+STAGING_DIR="$BUILD_DIR/dmg_staging"
+rm -rf "$STAGING_DIR"
+mkdir -p "$STAGING_DIR"
+cp -R "$APP_BUNDLE" "$STAGING_DIR/"
+ln -s /Applications "$STAGING_DIR/Applications"
 
-cp -R "$APP_BUNDLE" "$DMG_STAGING/"
-ln -s /Applications "$DMG_STAGING/Applications"
+hdiutil create -volname "SonioxVoice" -srcfolder "$STAGING_DIR" -ov -format UDZO "$DMG_PATH"
+rm -rf "$STAGING_DIR"
 
-hdiutil create -volname "Soniox Voice" -srcfolder "$DMG_STAGING" -ov -format UDZO "$BUILD_DIR/$DMG_NAME"
-echo "✅ DMG created at $BUILD_DIR/$DMG_NAME"
+echo "✅ DMG created at $DMG_PATH"
 
-# 5. Create ZIP Archive
+# 5. Create ZIP for release
 cd "$BUILD_DIR"
-zip -r -y "SonioxVoice-v1.0.0.zip" "$APP_NAME.app"
+zip -r -y "SonioxVoice-v1.0.0.zip" "$APP_NAME.app" > /dev/null
+cd "$PROJECT_DIR"
 
-# 6. Install to /Applications on Mac
+# 6. Install to /Applications
 echo "🚀 Installing to /Applications/$APP_NAME.app..."
 rm -rf "/Applications/$APP_NAME.app"
-cp -R "$APP_BUNDLE" "/Applications/$APP_NAME.app"
+cp -R "$APP_BUNDLE" "/Applications/"
 
 echo "🎉 All Done Successfully!"
 ls -lh "$BUILD_DIR"

resources/wakeword_models/keywords.txt

@@ -1,7 +0,0 @@
-▁JA R VI S
-▁HE Y ▁JA R VI S
-▁COMP U TER
-▁HE Y ▁COMP U TER
-▁A LE X A
-▁G HO LA M
-▁GO LA M

resources/wakeword_models/tokens.txt

@@ -1,500 +0,0 @@
-<blk> 0
-<sos/eos> 1
-<unk> 2
-S 3
-T 4
-▁THE 5
-▁A 6
-▁TO 7
-▁AND 8
-N 9
-E 10
-D 11
-ING 12
-' 13
-▁OF 14
-▁I 15
-▁IN 16
-Y 17
-ED 18
-M 19
-▁ 20
-▁THAT 21
-O 22
-C 23
-R 24
-A 25
-P 26
-▁YOU 27
-U 28
-RE 29
-▁IT 30
-▁S 31
-G 32
-L 33
-B 34
-▁IS 35
-I 36
-AL 37
-ER 38
-▁RE 39
-▁C 40
-▁WE 41
-▁SO 42
-▁BE 43
-OR 44
-AR 45
-IN 46
-▁FOR 47
-F 48
-▁HE 49
-LE 50
-LY 51
-▁E 52
-▁WAS 53
-K 54
-▁F 55
-W 56
-VE 57
-RI 58
-CH 59
-LL 60
-▁THIS 61
-▁T 62
-EN 63
-▁ON 64
-IT 65
-CE 66
-▁WITH 67
-▁B 68
-▁W 69
-▁ME 70
-▁DO 71
-▁DE 72
-▁HAVE 73
-▁BUT 74
-ENT 75
-▁P 76
-UR 77
-ON 78
-▁AS 79
-IC 80
-TER 81
-TE 82
-▁THEY 83
-ES 84
-RA 85
-▁NOT 86
-TH 87
-▁ARE 88
-RO 89
-IL 90
-ATION 91
-AN 92
-▁ST 93
-▁WHAT 94
-SE 95
-LI 96
-V 97
-▁CAN 98
-▁G 99
-▁OR 100
-▁ALL 101
-NE 102
-▁AT 103
-▁CON 104
-H 105
-▁LIKE 106
-▁MO 107
-▁HIS 108
-▁AN 109
-▁MA 110
-▁THERE 111
-▁SU 112
-▁MY 113
-NG 114
-- 115
-▁ABOUT 116
-▁SE 117
-LA 118
-▁ONE 119
-LO 120
-▁SHE 121
-CK 122
-▁HAD 123
-AD 124
-MENT 125
-VER 126
-▁CA 127
-IR 128
-▁IF 129
-▁NO 130
-EL 131
-▁O 132
-▁FROM 133
-▁PA 134
-▁YOUR 135
-▁KNOW 136
-RY 137
-ION 138
-UN 139
-▁JUST 140
-▁UP 141
-▁US 142
-▁WHO 143
-▁GO 144
-ME 145
-▁EX 146
-▁OUT 147
-ND 148
-CI 149
-▁PO 150
-▁HER 151
-▁FA 152
-▁PRO 153
-▁WHEN 154
-ATE 155
-AT 156
-▁BY 157
-PE 158
-AS 159
-▁LA 160
-GE 161
-▁CO 162
-▁PEOPLE 163
-▁K 164
-▁SOME 165
-IGHT 166
-▁THINK 167
-VI 168
-DE 169
-▁LE 170
-▁WERE 171
-▁LI 172
-OM 173
-▁WOULD 174
-▁SEE 175
-CO 176
-▁BO 177
-▁OUR 178
-▁HOW 179
-ET 180
-Z 181
-UL 182
-▁HO 183
-IG 184
-▁GET 185
-▁DON 186
-IS 187
-URE 188
-▁WHICH 189
-▁MI 190
-IES 191
-US 192
-X 193
-▁MORE 194
-▁NOW 195
-▁TIME 196
-▁UN 197
-▁FI 198
-TY 199
-▁WILL 200
-RU 201
-IVE 202
-▁THEIR 203
-▁SAY 204
-ITY 205
-▁HA 206
-LU 207
-▁RO 208
-HO 209
-OL 210
-IST 211
-AGE 212
-MA 213
-KE 214
-▁RA 215
-ID 216
-ERS 217
-▁LO 218
-▁SP 219
-▁DA 220
-▁SAID 221
-TION 222
-THER 223
-▁EN 224
-▁BECAUSE 225
-▁HAS 226
-EST 227
-TI 228
-ACT 229
-▁BA 230
-▁VERY 231
-▁THEM 232
-▁BEEN 233
-▁WA 234
-ABLE 235
-▁SA 236
-▁DID 237
-▁HIM 238
-▁DIS 239
-▁WANT 240
-▁OTHER 241
-IM 242
-▁PRE 243
-▁LOOK 244
-▁GOING 245
-▁VI 246
-▁WORK 247
-▁DR 248
-ENCE 249
-▁DI 250
-FF 251
-TA 252
-▁REALLY 253
-▁RIGHT 254
-MO 255
-ALLY 256
-▁INTO 257
-OW 258
-▁WAY 259
-▁FE 260
-▁COULD 261
-▁THEN 262
-TED 263
-▁HERE 264
-▁THESE 265
-▁OVER 266
-▁WELL 267
-▁NA 268
-▁ANY 269
-HE 270
-▁COMP 271
-▁COM 272
-▁TH 273
-▁EVEN 274
-▁TWO 275
-▁JO 276
-▁MAKE 277
-▁BACK 278
-▁WHERE 279
-SH 280
-▁QU 281
-MAN 282
-▁YEAR 283
-▁TRA 284
-▁CHA 285
-QU 286
-CA 287
-▁ALSO 288
-CTION 289
-ANCE 290
-UM 291
-PER 292
-DI 293
-▁HU 294
-▁MU 295
-FUL 296
-▁NEW 297
-ARD 298
-J 299
-ICAL 300
-ANT 301
-END 302
-▁MAR 303
-▁NE 304
-IF 305
-DER 306
-ONE 307
-▁THOSE 308
-PP 309
-▁MAN 310
-▁GOOD 311
-▁TAKE 312
-SIDE 313
-PO 314
-HA 315
-▁LITTLE 316
-▁APP 317
-▁BI 318
-UGH 319
-▁COME 320
-ISH 321
-TIC 322
-▁PER 323
-▁THINGS 324
-▁MUCH 325
-▁FIRST 326
-▁THAN 327
-IA 328
-▁AGAIN 329
-▁STA 330
-▁PART 331
-▁GA 332
-▁MEAN 333
-▁LET 334
-▁DOWN 335
-▁NEED 336
-▁GU 337
-LES 338
-▁RU 339
-ATED 340
-▁SHA 341
-VO 342
-▁TALK 343
-▁DAY 344
-▁CHI 345
-▁SOMETHING 346
-▁AFTER 347
-▁THOUGH 348
-▁CALL 349
-▁GRA 350
-▁EVERY 351
-▁KIND 352
-ROW 353
-AIN 354
-▁BU 355
-▁THROUGH 356
-▁SHOULD 357
-▁ONLY 358
-▁TA 359
-▁MIN 360
-▁GOT 361
-IAN 362
-▁GREAT 363
-▁RI 364
-▁DOES 365
-▁THING 366
-DAY 367
-OUS 368
-▁START 369
-▁MOST 370
-▁COL 371
-PH 372
-▁LOT 373
-IZE 374
-BER 375
-IOUS 376
-▁LIFE 377
-▁MANY 378
-▁FEEL 379
-ITION 380
-▁VA 381
-NESS 382
-▁BEFORE 383
-▁THREE 384
-▁WORLD 385
-▁GIVE 386
-▁WHY 387
-▁PI 388
-▁LONG 389
-PORT 390
-▁SHOW 391
-▁ACTUALLY 392
-▁NEVER 393
-IV 394
-FORM 395
-▁THANK 396
-▁HI 397
-▁PUT 398
-▁LOVE 399
-▁QUESTION 400
-▁HELP 401
-▁HAPPEN 402
-▁MR 403
-▁OWN 404
-WARD 405
-▁MADE 406
-▁HAND 407
-▁STATE 408
-IBLE 409
-▁TELL 410
-▁PH 411
-▁CAME 412
-▁TEA 413
-▁STILL 414
-▁DIFFERENT 415
-▁PLACE 416
-▁MIGHT 417
-▁FIND 418
-▁DU 419
-▁IMP 420
-▁OLD 421
-▁PERSON 422
-▁COUNT 423
-▁JA 424
-▁POINT 425
-▁HIGH 426
-SHIP 427
-▁LAST 428
-▁SAME 429
-▁FOUR 430
-▁AROUND 431
-▁OH 432
-▁CHANGE 433
-▁UNDER 434
-▁HOME 435
-▁ANOTHER 436
-▁FOUND 437
-ATIVE 438
-▁TURN 439
-▁YES 440
-LAND 441
-▁ALWAYS 442
-▁YEAH 443
-▁SCHOOL 444
-▁JE 445
-▁NEXT 446
-▁WORD 447
-▁JU 448
-LINE 449
-▁SIX 450
-▁LEARN 451
-▁BOOK 452
-▁PLAY 453
-▁AWAY 454
-▁HOUSE 455
-▁PLAN 456
-▁WHILE 457
-▁COMMUNI 458
-▁FRIEND 459
-▁AMERICA 460
-▁INTEREST 461
-▁KEEP 462
-▁BETTER 463
-▁IDEA 464
-▁HARD 465
-▁TWENTY 466
-▁THOUSAND 467
-▁HUNDRED 468
-▁WEEK 469
-▁NUMBER 470
-▁COURSE 471
-▁OKAY 472
-PRESS 473
-▁SYSTEM 474
-▁NINE 475
-▁UNDERSTAND 476
-▁WITHOUT 477
-▁BELIEVE 478
-▁POWER 479
-▁MAYBE 480
-▁BUILD 481
-▁MONEY 482
-▁BETWEEN 483
-▁GONNA 484
-▁IMPORTANT 485
-▁ANYTHING 486
-▁LEFT 487
-▁HAVING 488
-▁WHITE 489
-▁PROBLEM 490
-▁SECOND 491
-▁SPEAK 492
-▁TOGETHER 493
-▁BLACK 494
-▁PUBLIC 495
-▁HEALTH 496
-▁NOTHING 497
-▁EVERYTHING 498
-Q 499

src/AppDelegate.swift

@@ -93,7 +93,6 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         // Check permissions on start
         checkInitialPermissions()
         setupDarwinNotifications()
-        setupWakeWord()
     }
     
     private func checkInitialPermissions() {
@@ -271,9 +270,6 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         statusBarController.buildMenu(isRecording: false)
         
         isBusyFinalizing = true
-        if SonioxSettings.shared.wakeWordEnabled {
-            self.audioRecorder.startPassiveListening()
-        }
         
         // Check if the live session suffered a network failure during recording
         let sessionDropped = (self.activeSession == nil) || (self.activeSession?.hasNetworkFailure == true) || self.isNetworkDegraded
@@ -503,40 +499,4 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         CFNotificationCenterAddObserver(notifyCenter, selfPtr, stopCb, "com.soniox.voice.stop" as CFString, nil, .deliverImmediately)
         CFNotificationCenterAddObserver(notifyCenter, selfPtr, toggleCb, "com.soniox.voice.toggle" as CFString, nil, .deliverImmediately)
     }
-
-
-    private func setupWakeWord() {
-        // Connect WakeWordEngine callbacks
-        WakeWordEngine.shared.onWakeWordDetected = { [weak self] keyword in
-            guard let self = self else { return }
-            print("AppDelegate: 🎯 WAKE WORD DETECTED: '\(keyword)'! Starting recording...")
-            DispatchQueue.main.async {
-                if !self.audioRecorder.isRecording {
-                    self.startRecording()
-                }
-            }
-        }
-        
-        audioRecorder.onPassiveAudioChunkAvailable = { chunk in
-            WakeWordEngine.shared.acceptAudioChunk(chunk)
-        }
-        
-        // Listen to wake word setting changes from Status Bar menu
-        NotificationCenter.default.addObserver(forName: NSNotification.Name("SonioxWakeWordSettingChanged"), object: nil, queue: .main) { [weak self] _ in
-            guard let self = self else { return }
-            if SonioxSettings.shared.wakeWordEnabled {
-                self.audioRecorder.startPassiveListening()
-            } else {
-                self.audioRecorder.pausePassiveListening()
-            }
-        }
-        
-        // Initial start if enabled
-        if SonioxSettings.shared.wakeWordEnabled {
-            DispatchQueue.main.asyncAfter(deadline: .now() + 1.2) { [weak self] in
-                self?.audioRecorder.startPassiveListening()
-            }
-        }
-    }
-
 }

src/AudioRecorder.swift

@@ -14,10 +14,8 @@ public final class AudioRecorder: NSObject, AVCaptureAudioDataOutputSampleBuffer
     private let captureQueue = DispatchQueue(label: "com.soniox.audiocapture", qos: .userInteractive)
     
     public private(set) var isRecording = false
-    public private(set) var isPassiveListening = false
     public var onAudioLevelUpdate: ((Float) -> Void)?
     public var onAudioChunkAvailable: ((Data) -> Void)?
-    public var onPassiveAudioChunkAvailable: ((Data) -> Void)?
     
     public override init() {
         self.targetFormat = AVAudioFormat(commonFormat: .pcmFormatInt16, sampleRate: 16000, channels: 1, interleaved: false)!
@@ -229,34 +227,4 @@ public final class AudioRecorder: NSObject, AVCaptureAudioDataOutputSampleBuffer
         print("AudioRecorder: Stopped. Microphone hardware OFF. Total PCM captured: \(pcmBuffer.count) bytes.")
         return pcmBuffer
     }
-
-    public func startPassiveListening() {
-        lock.lock()
-        defer { lock.unlock() }
-        guard !isRecording, !isPassiveListening else { return }
-        guard SonioxSettings.shared.wakeWordEnabled else { return }
-        
-        do {
-            try ensureSessionConfigured()
-            if let session = captureSession, !session.isRunning {
-                session.startRunning()
-            }
-            isPassiveListening = true
-            print("AudioRecorder: Passive wake-word listening active (Jarvis, Computer, Alexa).")
-        } catch {
-            print("AudioRecorder: Failed to start passive listening:", error)
-        }
-    }
-    
-    public func pausePassiveListening() {
-        lock.lock()
-        defer { lock.unlock() }
-        isPassiveListening = false
-        if !isRecording {
-            if let session = captureSession, session.isRunning {
-                session.stopRunning()
-            }
-        }
-    }
-
 }

src/SonioxSettings.swift

@@ -163,16 +163,7 @@ public final class SonioxSettings {
         }
     }
     
-    public var wakeWordEnabled: Bool {
-        get {
-            if defaults.object(forKey: "SonioxWakeWordEnabled") == nil { return true }
-            return defaults.bool(forKey: "SonioxWakeWordEnabled")
-        }
-        set {
-            defaults.set(newValue, forKey: "SonioxWakeWordEnabled")
-        }
-    }
-    
+
     public var voicePunctuation: Bool {
         get {
             if defaults.object(forKey: "SonioxVoicePunctuation") == nil { return true }

src/StatusBarController.swift

@@ -73,14 +73,7 @@ public final class StatusBarController: NSObject, NSMenuDelegate {
         recordItem.target = self
         menu.addItem(recordItem)
         
-        // Wake Word Toggle Item
-        let wakeWordTitle = "🗣️ Wake Word (Jarvis, Computer, Alexa)"
-        let wakeWordItem = NSMenuItem(title: wakeWordTitle, action: #selector(toggleWakeWordAction), keyEquivalent: "")
-        wakeWordItem.target = self
-        wakeWordItem.state = SonioxSettings.shared.wakeWordEnabled ? .on : .off
-        menu.addItem(wakeWordItem)
-        
-        menu.addItem(NSMenuItem.separator())
+
         
         // 2. Dictation Mode Submenu
         let modeMenu = NSMenu()
@@ -601,10 +594,6 @@ public final class StatusBarController: NSObject, NSMenuDelegate {
         NSApplication.shared.terminate(nil)
     }
 
-    @objc private func toggleWakeWordAction() {
-        SonioxSettings.shared.wakeWordEnabled.toggle()
-        buildMenu()
-        NotificationCenter.default.post(name: NSNotification.Name("SonioxWakeWordSettingChanged"), object: nil)
-    }
+
 
 }

src/TextProcessor.swift

@@ -55,7 +55,6 @@ public final class TextProcessor {
         }
         
         // 5. Wake Word & End Trigger sanitization
-        result = stripLeadingWakeWord(result)
         result = stripTrailingEndTrigger(result)
         
         return result.trimmingCharacters(in: .whitespacesAndNewlines)
@@ -258,16 +257,7 @@ public final class TextProcessor {
         return t.trimmingCharacters(in: .whitespacesAndNewlines)
     }
 
-    public func stripLeadingWakeWord(_ text: String) -> String {
-        var t = text.trimmingCharacters(in: .whitespacesAndNewlines)
-        let pattern = #"^(غلام|gholam|gulam|jarvis|hey jarvis|computer|hey computer|alexa)[،,:\s]+"#
-        if let regex = try? NSRegularExpression(pattern: pattern, options: .caseInsensitive) {
-            let range = NSRange(location: 0, length: t.utf16.count)
-            t = regex.stringByReplacingMatches(in: t, options: [], range: range, withTemplate: "")
-        }
-        return t.trimmingCharacters(in: .whitespacesAndNewlines)
-    }
-    
+
     public func stripTrailingEndTrigger(_ text: String) -> String {
         var t = text.trimmingCharacters(in: .whitespacesAndNewlines)
         let pattern = #"[،,:\s]+(and|تمام|end)[.!?]?$"#

src/WakeWordEngine.swift

@@ -1,135 +0,0 @@
-import Foundation
-import SherpaOnnx
-
-public final class WakeWordEngine {
-    public static let shared = WakeWordEngine()
-    
-    private var spotter: OpaquePointer?
-    private var stream: OpaquePointer?
-    private let lock = NSLock()
-    private var isInitialized = false
-    
-    public var onWakeWordDetected: ((String) -> Void)?
-    
-    private init() {
-        initializeEngine()
-    }
-    
-    private func cStr(_ s: String) -> UnsafePointer<CChar> {
-        return UnsafePointer(strdup(s)!)
-    }
-    
-    public func initializeEngine() {
-        lock.lock()
-        defer { lock.unlock() }
-        
-        if isInitialized { return }
-        
-        let fileManager = FileManager.default
-        let bundleResourcePath = Bundle.main.resourcePath.map { $0 + "/wakeword_models" } ?? ""
-        let fallbackPath = "/Users/alialavi/.wakeword-models/sherpa-onnx-kws-zipformer-gigaspeech-3.3M-2024-01-01"
-        
-        let modelDir: String
-        if fileManager.fileExists(atPath: bundleResourcePath + "/tokens.txt") {
-            modelDir = bundleResourcePath
-        } else if fileManager.fileExists(atPath: fallbackPath + "/tokens.txt") {
-            modelDir = fallbackPath
-        } else {
-            print("WakeWordEngine: Model files not found.")
-            return
-        }
-        
-        let keywordsPath: String
-        let customKeywords = Bundle.main.resourcePath.map { $0 + "/wakeword_models/keywords.txt" } ?? ""
-        if fileManager.fileExists(atPath: customKeywords) {
-            keywordsPath = customKeywords
-        } else {
-            keywordsPath = modelDir + "/keywords.txt"
-        }
-        
-        var featConfig = SherpaOnnxFeatureConfig(sample_rate: 16000, feature_dim: 80)
-        var modelConfig = SherpaOnnxOnlineModelConfig()
-        modelConfig.tokens = cStr(modelDir + "/tokens.txt")
-        modelConfig.transducer.encoder = cStr(modelDir + "/encoder-epoch-12-avg-2-chunk-16-left-64.int8.onnx")
-        modelConfig.transducer.decoder = cStr(modelDir + "/decoder-epoch-12-avg-2-chunk-16-left-64.int8.onnx")
-        modelConfig.transducer.joiner = cStr(modelDir + "/joiner-epoch-12-avg-2-chunk-16-left-64.int8.onnx")
-        modelConfig.num_threads = 2
-        modelConfig.provider = cStr("cpu")
-        
-        var config = SherpaOnnxKeywordSpotterConfig(
-            feat_config: featConfig,
-            model_config: modelConfig,
-            max_active_paths: 4,
-            num_trailing_blanks: 1,
-            keywords_score: 1.0,
-            keywords_threshold: 0.25,
-            keywords_file: cStr(keywordsPath),
-            keywords_buf: nil,
-            keywords_buf_size: 0
-        )
-        
-        guard let spotter = SherpaOnnxCreateKeywordSpotter(&config) else {
-            print("WakeWordEngine: Failed to create SherpaOnnxKeywordSpotter")
-            return
-        }
-        guard let stream = SherpaOnnxCreateKeywordStream(spotter) else {
-            print("WakeWordEngine: Failed to create KeywordStream")
-            SherpaOnnxDestroyKeywordSpotter(spotter)
-            return
-        }
-        
-        self.spotter = spotter
-        self.stream = stream
-        self.isInitialized = true
-        print("WakeWordEngine: Initialized successfully with keywords at \(keywordsPath)")
-    }
-    
-    public func acceptAudioChunk(_ pcmData: Data) {
-        lock.lock()
-        defer { lock.unlock() }
-        
-        guard isInitialized, let spotter = self.spotter, let stream = self.stream else { return }
-        
-        let sampleCount = pcmData.count / 2
-        guard sampleCount > 0 else { return }
-        
-        var floatSamples = [Float](repeating: 0, count: sampleCount)
-        pcmData.withUnsafeBytes { raw in
-            let ptr = raw.bindMemory(to: Int16.self)
-            for i in 0..<sampleCount {
-                floatSamples[i] = Float(ptr[i]) / 32768.0
-            }
-        }
-        
-        floatSamples.withUnsafeBufferPointer { buf in
-            guard let ptr = buf.baseAddress else { return }
-            SherpaOnnxOnlineStreamAcceptWaveform(stream, 16000, ptr, Int32(sampleCount))
-        }
-        
-        while SherpaOnnxIsKeywordStreamReady(spotter, stream) == 1 {
-            SherpaOnnxDecodeKeywordStream(spotter, stream)
-            if let resultPtr = SherpaOnnxGetKeywordResult(spotter, stream) {
-                let kw = String(cString: resultPtr.pointee.keyword).trimmingCharacters(in: .whitespacesAndNewlines)
-                if !kw.isEmpty {
-                    print("WakeWordEngine: 🎯 WAKE WORD DETECTED: '\(kw)'!")
-                    SherpaOnnxResetKeywordStream(spotter, stream)
-                    SherpaOnnxDestroyKeywordResult(resultPtr)
-                    
-                    DispatchQueue.main.async { [weak self] in
-                        self?.onWakeWordDetected?(kw)
-                    }
-                    break
-                }
-                SherpaOnnxDestroyKeywordResult(resultPtr)
-            }
-        }
-    }
-    
-    public func reset() {
-        lock.lock()
-        defer { lock.unlock() }
-        if let spotter = self.spotter, let stream = self.stream {
-            SherpaOnnxResetKeywordStream(spotter, stream)
-        }
-    }
-}