dea9107b4b
Env-gated live evidence test reads History/Retrieval/Transaction/Status GetInterfaceVersion over gRPC; integers recorded in grpc-interface-versions.md. Stale not-yet-captured comment fixed; gate XML-doc notes live confirmation. Claude-Session: https://claude.ai/code/session_012SDSQ3AcaXqPcBtDESBRii