The lease write asked seat:node-service-manager.stop@novox-be through Conn.Call, which published
the '@' inside the subject: nobody served it and the call timed out after 30 s with nothing said
(issue 774 notes 84-87). Every key now parses in one place, calladdress: Call routes '@node' as
CallOn does, and stdio Ask refuses a key the runtime could not route, before anything is sent.
Claude-Session: https://claude.ai/code/session_01NcbgfJ9Gum47zkFKWRaovL
