- Add Pre-built Handlers section to clients/sampling.mdx with Anthropic and OpenAI
- Simplify servers/sampling.mdx to reference client docs for handler details
- Add examples for Azure OpenAI and local model providers
- Add tools and result_type parameters to ctx.sample()
- Update OpenAI handler for tool content types
- Client advertises sampling.tools capability by default
- Collect tool results into single message with list content