Core Infrastructure:
- Add StateFlowObserver for reusable Kotlin StateFlow observation
- Add ValidationRules for centralized form validation
- Add ActionState enum for tracking async operations
- Add KotlinTypeExtensions with .asKotlin helpers
- Add Dependencies factory for dependency injection
- Add ViewState, FormField, and FormState for view layer
- Add LoadingOverlay and AsyncContentView components
- Add form state containers (Task, Residence, Contractor, Document)
ViewModel Updates (9 files):
- Refactor all ViewModels to use StateFlowObserver pattern
- Add optional DI support via initializer parameters
- Reduce boilerplate by ~330 lines across ViewModels
View Updates (4 files):
- Update ResidencesListView to use ListAsyncContentView
- Update ContractorsListView to use ListAsyncContentView
- Update WarrantiesTabContent to use ListAsyncContentView
- Update DocumentsTabContent to use ListAsyncContentView
Net reduction: -332 lines (1007 removed, 675 added)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
