- Implement tests for classifyProviderTestFailure function to cover various error scenarios.
- Enhance notification provider handler tests for token validation, type change rejection, and missing provider ID.
- Add tests for permission helper functions to ensure proper admin authentication checks.
- Expand coverage for utility functions in user handler and docker service tests, including error extraction and socket path handling.
- Introduce a QA report for PR #754 highlighting coverage metrics and security findings related to Gotify and webhook notifications.