- Improved the `Job` struct to support dynamic function execution with the `AddFunc` method, allowing for flexible job management.
- Enhanced the `Goroutine` struct with the `ExecuteFunc` method to manage function execution, including robust error handling and context management.
- Updated unit tests for `AddFunc` to ensure proper function registration and execution, including memory cleanup verification.
- Revised documentation to reflect the new function execution capabilities within the job system.
