Assistant: codex Assistant-Model: gpt-6.1-sol Assistant-Session: 01a11538-05ea-7b63-b3c7-a2df5f38898d
HttpUserEngineClient uses trusted-proxy claims against live user-engine. Offline stub when URL/secret unset. Align default tenant with KeyCape tenant:coulomb; map OIDC tenant/principal_type/groups into the envelope.