Picks which skill to use next from facts on disk - this machine's role (doctor), whether the corpus arrived (handoff), the research gate (preflight) and the brief - and never sends a builder to a skill that collects evidence.
Install
npx skills add StepenkoAnatoli/Fetchproof --skill skill-routernpx skills add StepenkoAnatoli/Fetchproof --skill skill-router -a claude-code -gnpx skills add StepenkoAnatoli/Fetchproof --skill skill-router -a codex -ggemini skills install https://github.com/StepenkoAnatoli/Fetchproof.git --path fetchproof/skills/skill-routergh skill install StepenkoAnatoli/Fetchproof skill-routergit clone --depth 1 https://github.com/StepenkoAnatoli/Fetchproof /tmp/StepenkoAnatoli__Fetchproof
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/StepenkoAnatoli__Fetchproof/fetchproof/skills/skill-router ~/.claude/skills/skill-router # Claude Code
cp -R /tmp/StepenkoAnatoli__Fetchproof/fetchproof/skills/skill-router ~/.agents/skills/skill-router # Codex, Cursor, Gemini CLI, Copilot, OpenCode