- Integrated new components for job scheduling, including a cron-based scheduler and improved job execution logic.
- Refactored job executor to utilize interfaces for better dependency management and testing.
- Enhanced notification system with a new Notifier interface, allowing for flexible notification service integration.
- Added comprehensive unit tests for job executor, scheduler, and notification components to ensure reliability and correctness.
- Updated metadata handling to support new database interfaces, improving testability and maintainability.
