[Request] hope support searxng live searching

[He-Xun]

🥰 需求描述

add Live web search and browsing baseon searxng API Base URL, plugin on store only support google and bing,it's not fast and full configurable searxng is a opensource project which can deploy on local docker.

🧐 解决方案

add built in plugin agent live searching skills like anything llm

📝 补充信息