* Initial refactoring on the Submission flow.
Trimming down SubmissionViewModel.kt

* Refactored submission tan, and began instrumentation tests. Intro, Dispatcher and Tan complete

* Adapted instrumentation tests after merge - added ToDos

* Completed boilerplate submission instrumentation tests. Verification and screenshots to follow

* Fix lints

* More lint issues.

* Fix instrumentation test dependency missmatch.

* Move screenshot related permissions into a debug AndroidManifest.xml,
such that they don't get included in production builds.

* Added missing new line to manifest

Co-authored-by: Oliver Zimmerman <oezimmerman@gmail.com>
Co-authored-by: Kolya Opahle <k.opahle@sap.com>
Co-authored-by: harambasicluka <64483219+harambasicluka@users.noreply.github.com>

* Added MVVM and DI to OnboardingFragment

* Refactored OnboardingFragment to work with MVVM and DI

* Refactored OnboardingPrivacyFragment to work with MVVM and DI

* Moved navigation functions from OnboardingTracingFragment to VM

* Refactored OnboardingTestFragment to work with MVVM and DI

* Refactored OnboardingNotificationsFragment to work with MVVM and DI

* Added ktlintFormat changes

* Added intstrumentation tests skeleton for each fragment in Onboarding flow

* Removed unused import

* Changed Onboarding fragment top constraint

* Removed unnecessary VM declaration from layouts

* Added requested changes

* Added new lineat end of files

Co-authored-by: harambasicluka <64483219+harambasicluka@users.noreply.github.com>
Co-authored-by: Matthias Urhahn <matthias.urhahn@sap.com>
Co-authored-by: Ralf Gehrer <ralfgehrer@users.noreply.github.com>

Introduce VM injection for home screen and enable screen testing (EXPOSUREAPP-2946, EXPOSUREAPP-2948) (#1320)

* Rename "MainFragment" to "HomeFragment"
Add VM injection.
Move initial logic into VM.

TODO: Move more code, write more tests.

* Additional refactoring, moving logic out of the Fragment.
Moving code into their own encapsulated routines/components.
Use composition to reuse TracingViewModel, SettingsViewModel and SubmissionViewModel

* Introduce @AppContext annotation to prevent anyone mistaking it for something else.

* Add VM to RiskDetailsFragment

* Simplify nested viewmodels, here: TracingViewModel.kt

* Add skeletons instrumentation test skeleton for single fragments with injection and mocking.

* Address PR comments.

* Introduce sealed events class, + some refactoring.

* Make the linter happy.