/code-cleanup

Clean up source code directories by removing build artifacts, dead code, and organizing files

# Clean up code directories

You are tasked with cleaning up source code directories by removing build artifacts, dead code, unused files, and organizing test/example files.

## Context

The user wants to maintain clean code directories by:
- Removing build artifacts and generated files
- Identifying and removing dead/unused code
- Organizing example and test files
- Improving project structure
- Reducing repository bloat

## Personas (Thinking Modes)
- **developer**: Code organization, dead code identification, import analysis, refactoring safety
- **quality-engineer**: Code health metrics...