Add and test declarative behavior-defined agentic engines in gh-aw, extending Go infrastructure only when necessary.
Install
npx skills add github/gh-aw --skill custom-engine-implementationnpx skills add github/gh-aw --skill custom-engine-implementation -a claude-code -gnpx skills add github/gh-aw --skill custom-engine-implementation -a codex -ggemini skills install https://github.com/github/gh-aw.git --path .github/skills/custom-engine-implementationgh skill install github/gh-aw custom-engine-implementationgit clone --depth 1 https://github.com/github/gh-aw /tmp/github__gh-aw
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/github__gh-aw/.github/skills/custom-engine-implementation ~/.claude/skills/custom-engine-implementation # Claude Code
cp -R /tmp/github__gh-aw/.github/skills/custom-engine-implementation ~/.agents/skills/custom-engine-implementation # Codex, Cursor, Gemini CLI, Copilot, OpenCode