feat: Migrate staff profile features from Data Connect to V2 REST API

- Removed data_connect package from mobile pubspec.yaml.
- Added documentation for V2 profile migration status and QA findings.
- Implemented new session management with ClientSessionStore and StaffSessionStore.
- Created V2SessionService for handling user sessions via the V2 API.
- Developed use cases for cancelling late worker assignments and submitting worker reviews.
- Added arguments and use cases for payment chart retrieval and profile completion checks.
- Implemented repository interfaces and their implementations for staff main and profile features.
- Ensured proper error handling and validation in use cases.

apps/mobile/packages/features/staff/shifts/pubspec.yaml

@@ -12,15 +12,13 @@ dependencies:
   flutter:
     sdk: flutter
 
-  # Internal packages
+  # Architecture packages
   krow_core:
     path: ../../../core
   design_system:
     path: ../../../design_system
   krow_domain:
     path: ../../../domain
-  krow_data_connect:
-    path: ../../../data_connect
   core_localization:
     path: ../../../core_localization
 
@@ -28,11 +26,7 @@ dependencies:
   flutter_bloc: ^8.1.3
   equatable: ^2.0.5
   intl: ^0.20.2
-  google_maps_flutter: ^2.14.2
   url_launcher: ^6.3.1
-  firebase_auth: ^6.1.4
-  firebase_data_connect: ^0.2.2+2
-  meta: ^1.17.0
   bloc: ^8.1.4
 
 dev_dependencies: