* llm: add created/model fields, non-streaming support, and tests
- Add `created` timestamp and `model` fields to response (required by OpenAI spec)
- Add non-streaming mode support for /v1/chat/completions
- Add `send_data` helper to HTTPRequestHandler for responses with Content-Length
- Refactor viz/serve.py to use send_data
- Add integration tests using real OpenAI client
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
* add openai to testing
* toml
* Remove 'openai' from dependencies
Removed 'openai' from the dependencies list.
* bump cache
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Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
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