Bump version to 0.5.8 and add silence detection timer for audio processing

package.json

@@ -1,7 +1,7 @@
 {
     "name": "cheating-daddy",
     "productName": "cheating-daddy",
-    "version": "0.5.7",
+    "version": "0.5.8",
     "description": "cheating daddy",
     "main": "src/index.js",
     "scripts": {

src/utils/openai-sdk.js

@@ -281,6 +281,7 @@ async function sendImageMessage(base64Image, prompt) {
 let audioChunks = [];
 let lastAudioTime = 0;
 const SILENCE_THRESHOLD_MS = 1500; // 1.5 seconds of silence
+let silenceCheckTimer = null;
 
 async function processAudioChunk(base64Audio, mimeType) {
     if (!openaiClient) {
@@ -294,8 +295,20 @@ async function processAudioChunk(base64Audio, mimeType) {
     audioChunks.push(buffer);
     lastAudioTime = now;
 
-    // Check for silence (no new audio for SILENCE_THRESHOLD_MS)
-    // This is a simple approach - in production you'd want proper VAD
+    // Clear existing timer
+    if (silenceCheckTimer) {
+        clearTimeout(silenceCheckTimer);
+    }
+
+    // Set timer to check for silence
+    silenceCheckTimer = setTimeout(async () => {
+        const silenceDuration = Date.now() - lastAudioTime;
+        if (silenceDuration >= SILENCE_THRESHOLD_MS && audioChunks.length > 0) {
+            console.log('Silence detected, flushing audio for transcription...');
+            await flushAudioAndTranscribe();
+        }
+    }, SILENCE_THRESHOLD_MS);
+
     return { success: true, buffering: true };
 }