Admit the independently verified README-only 1ded artifact using finite source contracts. Preserve historical 042/95f profiles, protocols, codecs, BYOK authority and reprepare guards. This removes a Dify Core admission blocker for transparent legacy SYSTEM forwarding without changing original provider or App configuration.
Reviewed content tree: 40855d6b51ed98f9f75040770987e07bfa03af48; local candidate dfd394097c41aee108973aa7fb786a18295fa691. Independent 2296 unit tests, Ruff check/format and production type checks passed. Dev-first publication; main PR promotion follows live regression.