3b7ef2743d
- GET /v1/health, GET /v1/models, POST /v1/chat/completions (streaming + non-streaming) - OpenAI SDK, LangChain ChatOpenAI, and SSE streaming integration tests - Tracker-backed GET /v1/models endpoint - OpenAI-format errors for unavailable model (503) and pipeline failures - Malformed JSON body handled with 400 instead of crash - Test deps (openai, langchain-openai) declared in root pyproject dev extras Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>