Update app.py

app.py

@@ -177,4 +177,5 @@ def download_audio(filename):
     return send_from_directory(AUDIO_DIR, filename, as_attachment=True)
 
 if __name__ == '__main__':
-    app.run(debug=False, host='0.0.0.0')
+    port = int(os.environ.get('PORT', 7860))  # Use PORT from environment or default to 7860
+    app.run(debug=False, host='0.0.0.0', port=port)