seeing issues with azure after default-enabling web search: #10071, #10257. need to work with azure to fix api-side, for now turning off default-enable of web_search for azure. diff is big because i moved logic to reuse
Support an incremental append request in websocket transport.
Reuses the connection but still sends full requests.
Maintain a long-running session.
- Use the codex-api crate to introduce models endpoint. - Add `models` to codex core tests helpers - Add `ModelsInfo` for the endpoint return type