add Layer 2 JRPG component system Add reusable content and window modals, an isolated component sandbox, shared cyberpunk scroll areas, production-safe cache freshness, and server-rendered JRPG panel state. Co-authored-by: Copilot <[email protected]>

The files in this directory are only used during the build process of LuaJIT.
For cross-compilation, they must be executed on the host, not on the target.

These files should NOT be installed!