The PYRANA_PLATFORM set uses the claim type requirement for statements such as all new platform functionality having to start as a library package before promotion to an application.

**CXU claim types used:**

— PYRANA_Internal_Knowledge_Graph_Specification.md

| `requirement` | "All new platform functionality must start as a library package before being promoted to an application" |

— PYRANA_Internal_Knowledge_Graph_Specification.md

"PYRANA follows a libs-first philosophy: all new functionality starts in library packages"

— PYRANA_Internal_Knowledge_Graph_Specification.md