common/README.mdcommon/agents/README.mdcommon/agents/codex-agents/
linux/README.mdlinux/runtime/README.mdmacos/README.mdmacos/runtime/README.mdwindows/README.mdwindows/runtime/README.md
linux/runtime/is the current primary exported payloadmacos/runtime/is the native macOS profile slotwindows/runtime/is the native Windows profile slot
Bootstrap and install scripts first try the runtime that matches the current OS. If that native runtime payload is not present yet, they fall back to the primary exported payload while preserving the same top-level OS hierarchy.