📚 Documentation & Validation
- Prevent agent-created subdirectories in tasks/
- Added explicit warnings to tasks/README.md
- Updated AGENTS.md with flat structure requirements
- Updated /spec-kitty.tasks template to forbid subdirectories
- Added runtime validation in check-prerequisites.sh
- Blocks execution if phase-, component-, or any subdirectories found
- Clear error messages with examples of correct vs wrong paths
This prevents Claude agents from creating organizational subdirectories like tasks/phase-1/, tasks/backend/, etc.