- Updated tests in `useShoppingLists`, `useWatchedItems`, and various components to use `waitFor` for asynchronous assertions.
- Enhanced error handling in `errorHandler` middleware tests to include validation errors and status codes.
- Modified `AuthView`, `ProfileManager.Auth`, and `ProfileManager.Authenticated` tests to check for `AbortSignal` in API calls.
- Removed duplicate assertions in `auth.routes.test`, `budget.routes.test`, and `gamification.routes.test`.
- Introduced reusable logger matcher in `budget.routes.test`, `deals.routes.test`, `flyer.routes.test`, and `user.routes.test`.
- Simplified API client mock in `aiApiClient.test` to handle token overrides correctly.
- Removed unused `apiUtils.ts` file.
- Added `ApiContext` and `ApiProvider` for better API client management in React components.
- Updated the Nominatim geocoding service to use a class-based structure and accept a logger instance for better logging control.
- Modified tests for the Nominatim service to align with the new structure and improved logging assertions.
- Removed the disabled notification service test file.
- Added a new GeocodingFailedError class to handle geocoding failures more explicitly.
- Enhanced error logging in the queue service to include structured error objects.
- Updated user service to accept a logger instance for better logging in address upsert operations.
- Added request-scoped logger to Express Request interface for type-safe logging in route handlers.
- Improved logging in utility functions for better debugging and error tracking.
- Created a new GoogleGeocodingService class for Google Maps geocoding with structured logging.
- Added tests for the useAiAnalysis hook to ensure proper functionality and error handling.
- Implement user database service with functions for user management (create, find, update, delete).
- Add comprehensive unit tests for user database service using Vitest.
- Mock database interactions to ensure isolated testing.
- Create setup files for unit tests to handle database connections and global mocks.
- Introduce error handling for unique constraints and foreign key violations.
- Enhance logging for better traceability during database operations.
