Builds and maintains a repo's own verification harness (verify CLI, doctor, worktree isolation, feature map, seed data) and a reproduce-first bug handoff. Use when asked to "build a verification harness", "add a doctor command", "prove every feature still works", or "reproduce this bug report".
Install
npx skills add mblode/agent-skills --skill app-verificationnpx skills add mblode/agent-skills --skill app-verification -a claude-code -gnpx skills add mblode/agent-skills --skill app-verification -a codex -ggemini skills install https://github.com/mblode/agent-skills.git --path skills/app-verificationgh skill install mblode/agent-skills app-verificationgit clone --depth 1 https://github.com/mblode/agent-skills /tmp/mblode__agent-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/mblode__agent-skills/skills/app-verification ~/.claude/skills/app-verification # Claude Code
cp -R /tmp/mblode__agent-skills/skills/app-verification ~/.agents/skills/app-verification # Codex, Cursor, Gemini CLI, Copilot, OpenCode