0.161.2

• List the new OpenAI gpt-6-sol/gpt-6-luna models for ChatGPT OAuth accounts by bumping the Codex client version the backend gates on.
• Fix /agent, /model and remote UI agent changes being reverted by the editor's next prompt; /resume now also restores the chat agent. eca-emacs#327
• Retry transient openai-chat post-tool failures (e.g. 502) before new output without rerunning tools, so sub-agents survive flaky gateways. #620