Add `recipes/` directory with PHP ports of `email-vendor-leases`, `mcp-skill`, `multi-agent-budget`, `stream-resume`. --- Audit reference: [ARCP SDK Audit v1.1 (2026-05-19)](https://gist.github.com/nficano/f68a8ae66477a38eebc70f18044d0d4b)
Add
recipes/directory with PHP ports ofemail-vendor-leases,mcp-skill,multi-agent-budget,stream-resume.Audit reference: ARCP SDK Audit v1.1 (2026-05-19)