fix for windows

src/server/backends/whisper.js

@@ -83,7 +83,9 @@ async function transcribeLocal(audioBuffer) {
 
         console.log(`Starting Whisper with model: ${currentModel}, GPU: ${gpuAcceleration}`);
         console.log('Whisper args:', whisperArgs.join(' '));
-        const whisperProcess = spawn('whisper', whisperArgs);
+        
+        // Use python -m whisper for better Windows compatibility
+        const whisperProcess = spawn('python', ['-m', 'whisper', ...whisperArgs]);
 
         let output = '';
         let error = '';