Before heavy deliberation, classify the decision as cheap or costly to undo; decide two-way doors fast and stage one-way doors to preserve options.
Install
npx skills add tjboudreaux/cc-thinking-skills --skill thinking-reversibilitynpx skills add tjboudreaux/cc-thinking-skills --skill thinking-reversibility -a claude-code -gnpx skills add tjboudreaux/cc-thinking-skills --skill thinking-reversibility -a codex -ggemini skills install https://github.com/tjboudreaux/cc-thinking-skills.git --path skills/thinking-reversibilitygh skill install tjboudreaux/cc-thinking-skills thinking-reversibilitygit clone --depth 1 https://github.com/tjboudreaux/cc-thinking-skills /tmp/tjboudreaux__cc-thinking-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/tjboudreaux__cc-thinking-skills/skills/thinking-reversibility ~/.claude/skills/thinking-reversibility # Claude Code
cp -R /tmp/tjboudreaux__cc-thinking-skills/skills/thinking-reversibility ~/.agents/skills/thinking-reversibility # Codex, Cursor, Gemini CLI, Copilot, OpenCode