Add support for web fetch tool #173
Description
Anthropic.SDK.Messaging.ServerTools.GetWebSearchTool ensures support for the web search tool.
https://docs.claude.com/en/docs/agents-and-tools/tool-use/web-search-tool
Would like support for the web fetch tool as well.
https://docs.claude.com/en/docs/agents-and-tools/tool-use/web-fetch-tool