Clean up temporary files and session artifacts after completing a task. Use when
user says "cleanup", "clean", "tidy up", "清理", or before committing / open-sourcing.
Identifies: one-off node_modules, MCP session logs (.playwright-mcp), generated
documents (demo.docx), empty npm scaffolding, Python __pycache__, OS junk files
(.DS_Store, Thumbs.db), Claude Code artifacts (tmpclaude-*, .claude/plans/), and
other disposable build/test artifacts. Optionally invokes darwin-skill for
self-evolution after each cleanup.
2026-05-03