fix(mac3): preserve local trailing grace period, silence frames, and digit expansions

src/AppDelegate.swift

@@ -9,6 +9,7 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
     private var isBusyFinalizing = false
     private var currentAudioLevel: Float = 0.0
     private var latestPartialText: String? = nil
+    private var pendingStopWorkItem: DispatchWorkItem? = nil
     
     public func applicationDidFinishLaunching(_ notification: Notification) {
         if UserDefaults.standard.object(forKey: "SonioxPlaySounds") == nil {
@@ -23,6 +24,8 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         // Setup Hotkey manager callbacks (Push-To-Talk & Toggle)
         HotkeyManager.shared.onHotkeyPressed = { [weak self] in
             guard let self = self else { return }
+            self.pendingStopWorkItem?.cancel()
+            self.pendingStopWorkItem = nil
             if HotkeyManager.shared.currentMode == .pushToTalk {
                 if !self.audioRecorder.isRecording {
                     self.startRecording()
@@ -35,10 +38,19 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         HotkeyManager.shared.onHotkeyReleased = { [weak self] in
             guard let self = self else { return }
             if HotkeyManager.shared.currentMode == .pushToTalk {
+                if self.audioRecorder.isRecording {
+                    self.pendingStopWorkItem?.cancel()
+                    let workItem = DispatchWorkItem { [weak self] in
+                        guard let self = self else { return }
                         if self.audioRecorder.isRecording {
                             self.stopRecording()
                         }
                     }
+                    self.pendingStopWorkItem = workItem
+                    // Trailing grace period: 0.5s (500ms) buffer so trailing words/syllables are never clipped
+                    DispatchQueue.main.asyncAfter(deadline: .now() + 0.50, execute: workItem)
+                }
+            }
         }
         
         HotkeyManager.shared.registerHotkeys()
@@ -166,8 +178,8 @@ public final class AppDelegate: NSObject, NSApplicationDelegate {
         
         isBusyFinalizing = true
         
-        // Safety timeout: If internet drops or server halts during finalization, guarantee completion within 1.2s
-        DispatchQueue.main.asyncAfter(deadline: .now() + 1.2) { [weak self] in
+        // Safety timeout: If internet drops or server halts during finalization, guarantee completion within 3.5s
+        DispatchQueue.main.asyncAfter(deadline: .now() + 3.5) { [weak self] in
             guard let self = self, self.isBusyFinalizing else { return }
             print("AppDelegate: Finalize safety watchdog triggered — recovering transcript.")
             self.activeSession?.completeWithCurrentText()

src/SonioxClient.swift

@@ -90,6 +90,12 @@ public final class SonioxLiveSession {
         lock.unlock()
         
         print("SonioxLiveSession: Sending finalize packet...")
+        // 1. Send trailing 120ms silence frame so acoustic model cleanly resolves trailing syllables
+        let silenceChunk = Data(count: 3840)
+        let silenceMsg = URLSessionWebSocketTask.Message.data(silenceChunk)
+        task.send(silenceMsg) { _ in }
+        
+        // 2. Send finalize JSON
         let finalizeMsg = URLSessionWebSocketTask.Message.string("{\"type\": \"finalize\"}")
         task.send(finalizeMsg) { [weak self] error in
             if let error = error {
@@ -98,8 +104,8 @@ public final class SonioxLiveSession {
             }
         }
         
-        // Safety timeout fallback: finalize must complete within 800ms
-        DispatchQueue.global().asyncAfter(deadline: .now() + 0.80) { [weak self] in
+        // Safety timeout fallback: finalize must complete within 3.0s (accommodates high network TTFB)
+        DispatchQueue.global().asyncAfter(deadline: .now() + 3.0) { [weak self] in
             self?.completeWithCurrentText()
         }
     }
@@ -261,13 +267,19 @@ public final class SonioxLiveSession {
         var cleaned: [String] = []
         
         let stopWords: Set<String> = ["sex", "from", "no", "oh", "you", "all", "know", "that", "god", "loves", "men", "for", "day", "night", "mankind", "wanted", "moments"]
+        let preserveWords: Set<String> = [
+            "one", "two", "three", "four", "five", "six", "seven", "eight", "nine",
+            "tab", "slash", "account", "telegram", "ide", "code", "chatgpt", "claude",
+            "github", "git", "firefox", "chrome", "safari", "figma", "terminal",
+            "notes", "music", "finder", "settings", "status", "cancel", "new", "close", "reopen", "search"
+        ]
         
         if faRatio >= 0.25 {
             for w in words {
                 if matches(enPattern, in: w) && !matches(faPattern, in: w) {
                     let cleanW = w.lowercased().trimmingCharacters(in: CharacterSet(charactersIn: ".,!?:;،؛؟\"'()[]{}«»-–—"))
                     if stopWords.contains(cleanW) { continue }
-                    if faRatio >= 0.70 { continue }
+                    if faRatio >= 0.70 && !preserveWords.contains(cleanW) { continue }
                 }
                 cleaned.append(w)
             }

src/VoiceCommandExecutor.swift

@@ -662,35 +662,38 @@ public final class VoiceCommandExecutor {
         let t = text.lowercased()
         let words = t.components(separatedBy: .whitespacesAndNewlines)
         
-        // 1. Direct digits (English and Persian)
-        for i in 1...9 {
-            let enDig = "\(i)"
-            let faDigs = ["۱", "۲", "۳", "۴", "۵", "۶", "۷", "۸", "۹"]
-            let faDig = faDigs[i - 1]
-            
+        // 1. Direct digits (English and Persian) anywhere inside words (e.g. "تلگرام ۱", "تلگرام1", "اکانت۱")
         for w in words {
-                let cleanW = w.trimmingCharacters(in: CharacterSet(charactersIn: ".,،؛:!؟?-_"))
-                if cleanW == enDig || cleanW == faDig {
-                    return i
+            let cleanW = w.trimmingCharacters(in: CharacterSet(charactersIn: ".,،؛:!؟?-_/\"'()[]{}«»—–"))
+            for ch in cleanW {
+                if let d = Int(String(ch)), d >= 1 && d <= 9 {
+                    return d
+                }
+                let faDigits: [Character: Int] = [
+                    "۱": 1, "۲": 2, "۳": 3, "۴": 4, "۵": 5, "۶": 6, "۷": 7, "۸": 8, "۹": 9,
+                    "١": 1, "٢": 2, "٣": 3, "٤": 4, "٥": 5, "٦": 6, "٧": 7, "٨": 8, "٩": 9
+                ]
+                if let d = faDigits[ch] {
+                    return d
                 }
             }
         }
         
-        // 2. Word numbers (Persian & English cardinal and ordinal)
+        // 2. Comprehensive Word numbers (Persian & English cardinal, ordinal, colloquial)
         let numberWords: [(names: [String], num: Int)] = [
-            (["یک", "اول", "نخست", "ی", "one", "first"], 1),
-            (["دو", "دوم", "د", "two", "second"], 2),
-            (["سه", "سوم", "س", "three", "third"], 3),
-            (["چهار", "چهارم", "four", "fourth"], 4),
-            (["پنج", "پنجم", "five", "fifth"], 5),
-            (["شش", "ششم", "six", "sixth"], 6),
-            (["هفت", "هفتم", "seven", "seventh"], 7),
-            (["هشت", "هشتم", "eight", "eighth"], 8),
-            (["نه", "نهم", "اخر", "آخر", "nine", "ninth", "last"], 9)
+            (["یک", "یکی", "اول", "اولی", "اولین", "یکمی", "نخست", "ی", "وان", "one", "first"], 1),
+            (["دو", "دومی", "دومین", "دوتا", "دوتایی", "د", "تو", "two", "second"], 2),
+            (["سه", "سومی", "سومین", "سه تا", "سه تایی", "س", "تری", "three", "third"], 3),
+            (["چهار", "چهارم", "چهارمی", "چهارمین", "چار", "چاری", "چارم", "چارمی", "فور", "four", "fourth"], 4),
+            (["پنج", "پنجم", "پنجمی", "پنجمین", "پنج تا", "فایو", "five", "fifth"], 5),
+            (["شش", "ششم", "ششمی", "ششمین", "شیش", "شیشم", "شیشمی", "شیشمین", "سیکس", "six", "sixth"], 6),
+            (["هفت", "هفتم", "هفتمی", "هفتمین", "سون", "seven", "seventh"], 7),
+            (["هشت", "هشتم", "هشتمی", "هشتمین", "ایت", "eight", "eighth"], 8),
+            (["نه", "نهم", "نهمی", "نهمین", "ناین", "اخر", "آخر", "اخری", "آخری", "آخرین", "nine", "ninth", "last"], 9)
         ]
         
         for w in words {
-            let cleanW = w.trimmingCharacters(in: CharacterSet(charactersIn: ".,،؛:!؟?-_"))
+            let cleanW = w.trimmingCharacters(in: CharacterSet(charactersIn: ".,،؛:!؟?-_/\"'()[]{}«»—–"))
             for item in numberWords {
                 if item.names.contains(cleanW) {
                     return item.num
@@ -706,7 +709,8 @@ public final class VoiceCommandExecutor {
         var isTelegram = false
         var isAntigravity = false
         
-        if normalized.contains("تلگرام") || normalized.contains("telegram") {
+        if normalized.contains("تلگرام") || normalized.contains("telegram") ||
+           normalized.contains("اکانت") || normalized.contains("account") || normalized.contains("حساب") {
             targetApp = "Telegram"
             isTelegram = true
         } else if normalized.contains("فایرفاکس") || normalized.contains("firefox") || normalized.contains("فایر فاکس") || normalized.contains("فایرفکس") {
@@ -804,11 +808,17 @@ public final class VoiceCommandExecutor {
             6: 22, 7: 26, 8: 28, 9: 25
         ]
         guard let code = keyCodes[number] else { return }
-        // For Telegram Desktop: Send Cmd+[number] and Cmd+Shift+[number] (configured via shortcuts-custom.json)
+        // For Telegram Desktop: Send Cmd+[number], Cmd+Shift+[number], and Ctrl combinations (configured via shortcuts-custom.json)
         pressHotkey(keyCode: code, modifiers: .maskCommand)
         DispatchQueue.main.asyncAfter(deadline: .now() + 0.02) {
             self.pressHotkey(keyCode: code, modifiers: [.maskCommand, .maskShift])
         }
+        DispatchQueue.main.asyncAfter(deadline: .now() + 0.05) {
+            self.pressHotkey(keyCode: code, modifiers: .maskControl)
+        }
+        DispatchQueue.main.asyncAfter(deadline: .now() + 0.08) {
+            self.pressHotkey(keyCode: code, modifiers: [.maskControl, .maskShift])
+        }
     }
     
     // MARK: - Standalone Tab Commands
@@ -1192,7 +1202,7 @@ public final class VoiceCommandExecutor {
                 }
                 
                 if let comp = completion {
-                    DispatchQueue.main.asyncAfter(deadline: .now() + 0.03) {
+                    DispatchQueue.main.asyncAfter(deadline: .now() + 0.12) {
                         comp()
                     }
                 }