Show audio files in sorted order

app.py

@@ -13,7 +13,7 @@ def serve_audio(filename):
 def home():
     # Get list of audio files
     audio_dir = os.path.join('static', 'audio')
-    audio_files = [f for f in os.listdir(audio_dir) if f.endswith(('.mp3', '.wav'))]
+    audio_files = sorted([f for f in os.listdir(audio_dir) if f.endswith(('.mp3', '.wav'))])
     return render_template("index.html", audio_files=audio_files)
 
 if __name__ == "__main__":