8f88e8c82e
- Added incremental history mode to OpenAI responses . - Changed OpenAI Codex to exclusively use websockets v2 protocol with fatal error detection for automatic SSE fallback. - Fixed Gemini model parsing to strip `-preview` suffix for consistent model identification across API calls. - Improved websocket error handling to extract and report detailed error messages from error events. - Removed deprecated BETA_RESPONSES_WEBSOCKETS constant and websocket v2 feature flag branching logic.