- Fix isCircularDependency function to properly handle numeric task ID lookups
- Add robust comparison for both string and numeric task IDs
- Add comprehensive test cases for cross-level dependency scenarios
- Resolves issue where subtasks could not depend on top-level tasks
Fixes#542🤖 Generated with [Claude Code](https://claude.ai/code)
Co-authored-by: Ralph Khreish <Crunchyman-ralph@users.noreply.github.com>