Use when a user asks to find a bug in a project, investigate a failure, diagnose unexpected behavior, or locate the cause of a regression, flaky test, hang, incorrect output, or build/runtime error. Also applies to bounded defect reviews without a supplied symptom.
Install
npx skills add host452b/polish --skill find-a-bugnpx skills add host452b/polish --skill find-a-bug -a claude-code -gnpx skills add host452b/polish --skill find-a-bug -a codex -ggemini skills install https://github.com/host452b/polish.git --path skills/find-a-buggh skill install host452b/polish find-a-buggit clone --depth 1 https://github.com/host452b/polish /tmp/host452b__polish
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/host452b__polish/skills/find-a-bug ~/.claude/skills/find-a-bug # Claude Code
cp -R /tmp/host452b__polish/skills/find-a-bug ~/.agents/skills/find-a-bug # Codex, Cursor, Gemini CLI, Copilot, OpenCode