- Fix missing imports and dependencies in email verification tests
- Update email verification service implementation
- Resolve test reference errors that were causing failures
- Improve error handling and test reliability
This fixes the 3 failing database service tests mentioned in the improvement summary.
- Replace dynamic imports with static imports for better test compatibility
- Fix circular dependency issues between auth service and CouchDB factory
- Use correct CouchDB service methods (createUserWithPassword, etc.)
- Remove unused imports and improve code organization
- Fix email verification service to work properly with mocked dependencies
- Ensure proper error handling and service interaction patterns