Update app.py

app.py

@@ -56,7 +56,8 @@ def generate_audio(text, lang_code, voice, speed):
         audio_data = audio
         # Save audio to in-memory buffer
         buffer = io.BytesIO()
-        sf.write(buffer, audio_data, 24000)
+        # Explicitly specify format as WAV
+        sf.write(buffer, audio_data, 24000, format='WAV')  # Add 'format="WAV"'
         buffer.seek(0)
         return buffer