added comment

Author: esdandreu

localhost-vao-recorder.py

@@ -9,6 +9,9 @@
 
 app.secret_key = __name__
 
+# Troubleshooting:
+# https://stackoverflow.com/questions/62705271/connect-to-flask-server-from-other-devices-on-same-network
+
 # ! Workaround: Global variable because it is not JSON serializable and can't
 # ! be stored in Flask.session.
 recorder = Recorder(Config.from_yaml(), setup_name=False)