Changes
PR #2166 by ksylvan: feat: add Claude Opus 5 support and refresh dependencies
- Add Claude Opus 5 to the supported model selection.
- Disable sampling parameters for Claude Opus 5 requests.
- Restrict one-million-token beta headers to compatible Claude models only.
- Remove unsupported 200K-context models from the beta header mapping.
- Upgrade Anthropic, AWS, Ollama, Google, and supporting dependencies.