Keep list items in a remote store (firebase) allow linking of device with QR on same database #4
Description
- save the list items in a firebase store, generate tokens and use QR to display and read the token, to two apps on two devices can link and use the same list
- a mechanism to read the list at regular intervals when the app is linked with another (synchronize data)
- the settings should be private
- should have the option to unlink, then the setting would be copied to its own space in the firebase database