* Display QR button on login screen if HS supports
* Create start screen
* Add build flag
* Connect start screen to the login
* QR display screen
* Move `LabelledDividerView` into separate file
* Show display QR screen on button tap
* Add swift concurreny to CameraAccessManager
* Introduce `QRLoginServiceProtocol`
* Use new service in screens
* Introduce scan QR code screen
* Remove hardcoded service availability
* Remove unnecessary import
* Add confirmation screen
* Add loading screen
* Fix ZXingObjc targets
* Add failure screen
* Add strings
* Various UI tweaks, navigation according to the service state
* Fix tests
* Add string for invalid QR error
* Add QR login service mode
* Add sessions overview UI tests
* Expose static methods from the UserSession name and lastActivity formatters; cleaned up the UserSessionsOverview a bit
* Add UserSessionsOverviewViewModel unit tests
* Add UserSessionsOverviewService unit tests
- Add missing screen states.
- Detect the bottom of the screen list and stop scrolling if screen state wasn't found.
- Remove unimplemented tests to speed up the run.
- Remove failed button checks in MatrixItemChooserUITests
Adds the test targets for Unit and UI tests
Adds mock screen data and utilities to render each mock screen for previews/ui tests.
Changes Published property in the service to CurrentValueSubject. we don't need the synthesized aspect of Published and property wrappers cannot be included in protocols.
