Use when CI has a non-obvious failure, a test resists repair, or behavior contradicts expectations after repeated verification.
Install
npx skills add rhawk117/rygentic-harness --skill whats-brokennpx skills add rhawk117/rygentic-harness --skill whats-broken -a claude-code -gnpx skills add rhawk117/rygentic-harness --skill whats-broken -a codex -ggemini skills install https://github.com/rhawk117/rygentic-harness.git --path plugins/mightymodels/skills/whats-brokengh skill install rhawk117/rygentic-harness whats-brokengit clone --depth 1 https://github.com/rhawk117/rygentic-harness /tmp/rhawk117__rygentic-harness
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/rhawk117__rygentic-harness/plugins/mightymodels/skills/whats-broken ~/.claude/skills/whats-broken # Claude Code
cp -R /tmp/rhawk117__rygentic-harness/plugins/mightymodels/skills/whats-broken ~/.agents/skills/whats-broken # Codex, Cursor, Gemini CLI, Copilot, OpenCode