- Add Claude 4.5 models to AnthropicModel type (claude-sonnet-4-5-latest, claude-sonnet-4-5-20250929, claude-haiku-4-5-latest)
- Change DEFAULT_MODEL from claude-3-7-sonnet-latest to claude-haiku-4-5-latest
- Update test assertions to reflect new default model
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
* update Anthropic client to use tool calling and add tests
* fix linting errors before creating pull request by making literal types for anthropic models