As a user, I want to be able to access and edit my notes even when I’m offline so that I can continue working without internet access

[BrigitaKasemets]

• [ ] There is offline data storage
• [ ] a sync mechanism uploads changes to the server when the user goes back online.
• [ ] There is "Offline Mode" indicator when the app detects no internet connection.

[henno]

Convert this list of commands to a list criteria

[BrigitaKasemets]