migration start

tasks/native-business-logic-migration/17-implement-linux-state-management.md

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+# 17. Implement Linux state management (GObject signals)
+
+meta:
+  id: native-business-logic-migration-17
+  feature: native-business-logic-migration
+  priority: P0
+  depends_on: [native-business-logic-migration-14]
+  tags: [implementation, linux, state-management]
+
+objective:
+- Implement reactive state management using GObject signals
+
+deliverables:
+- feed-repository.vala
+- subscription-repository.vala
+- feed-view-model.vala
+- subscription-view-model.vala
+- State enumeration
+- Error handling types
+
+tests:
+- Unit: Test repository methods
+- Unit: Test ViewModel state transitions
+- Unit: Test signal emission
+- Integration: Test UI updates
+
+acceptance_criteria:
+- Repositories emit signals on changes
+- ViewModels manage state properly
+- Error states handled
+- Loading states implemented
+- Proper signal connections
+
+validation:
+- Run `meson test -C build`
+- Test signal connections
+
+notes:
+- Use GObject properties with notify signals
+- Follow GNOME HIG
+- Use Gio for async operations