fix(boot): restore voice-mode runtime prefs during prefill rework (#4961)

static/boot.js

@@ -1041,7 +1041,13 @@ window._hermesTtsSynth=function(id, text, opts){
   let _browserTtsKeepAlive=null;
   let _browserTtsWatchdog=null;
   let _browserTtsSuppressNextErrorRearm=false;
-  const SILENCE_MS=1800; // auto-send after 1.8s silence
+  // Configurable via localStorage keys (set from dev console or a future settings panel).
+  //   hermes-voice-silence-ms   — pause duration before auto-send (ms, default 1800)
+  //   hermes-voice-continuous   — keep mic open across natural pauses ("true"/"false", default false)
+  const _silenceMsRaw=parseInt(localStorage.getItem('hermes-voice-silence-ms'),10);
+  // Fall back to 1800 for missing/NaN/non-positive values, and floor at 200ms so a
+  // mistyped tiny/negative value can't make the recognizer auto-send instantly.
+  const SILENCE_MS=(Number.isFinite(_silenceMsRaw)&&_silenceMsRaw>0)?Math.max(200,_silenceMsRaw):1800;
 
   function _clearBrowserTtsRecovery(){
     if(_browserTtsKeepAlive){
@@ -1101,7 +1107,7 @@ window._hermesTtsSynth=function(id, text, opts){
     _setState('listening');
 
     _recognition=new SpeechRecognition();
-    _recognition.continuous=false;
+    _recognition.continuous=localStorage.getItem('hermes-voice-continuous')==='true';
     _recognition.interimResults=true;
     _recognition.lang=(typeof _locale!=='undefined'&&_locale._speech)||'en-US';
 

tests/test_issue1488_composer_voice_buttons.py

@@ -232,6 +232,31 @@ class TestVoiceModePreferenceGate:
             "so the button appears/disappears immediately."
 
 
+class TestVoiceModeRuntimePreferences:
+    """Voice mode runtime prefs must stay wired to localStorage-backed settings."""
+
+    def test_voice_mode_silence_pref_reads_localstorage_with_floor(self):
+        """boot.js must keep the silence timeout configurable without allowing
+        tiny or invalid values to auto-send instantly."""
+        src = _src("boot.js")
+        assert "localStorage.getItem('hermes-voice-silence-ms')" in src, (
+            "voice mode must read hermes-voice-silence-ms from localStorage "
+            "so pause timing survives reloads."
+        )
+        assert "Math.max(200,_silenceMsRaw)" in src, (
+            "voice mode must floor the configured silence timeout at 200ms "
+            "instead of trusting tiny values."
+        )
+
+    def test_voice_mode_continuous_pref_reads_localstorage(self):
+        """boot.js must preserve the continuous-recognition preference across reloads."""
+        src = _src("boot.js")
+        assert "localStorage.getItem('hermes-voice-continuous')==='true'" in src, (
+            "voice mode must read hermes-voice-continuous from localStorage "
+            "instead of hardcoding continuous recognition off."
+        )
+
+
 class TestActiveStateTooltips:
     """When recording / in voice mode, tooltips should flip to the
     'stop' variants so the affordance is honest."""