feat: add ActivityPub MCP server to community servers list

- Add cameronrye/activitypub-mcp to search & data extraction section
- Comprehensive MCP server for Fediverse interaction via ActivityPub protocol
- Features WebFinger discovery, timeline fetching, and instance exploration
- Cross-platform support (Windows, macOS, Linux) with TypeScript implementation
- Supports Mastodon, Pleroma, Misskey, and other ActivityPub servers

README.md

@@ -879,6 +879,7 @@ Provides the ability to handle multimedia, such as audio and video editing, play
 - [ananddtyagi/webpage-screenshot-mcp](https://github.com/ananddtyagi/webpage-screenshot-mcp) 📇 🏠 - A MCP server for taking screenshots of webpages to use as feedback during UI developement.
 - [andybrandt/mcp-simple-arxiv](https://github.com/andybrandt/mcp-simple-arxiv) - 🐍 ☁️  MCP for LLM to search and read papers from arXiv
 - [andybrandt/mcp-simple-pubmed](https://github.com/andybrandt/mcp-simple-pubmed) - 🐍 ☁️  MCP to search and read medical / life sciences papers from PubMed.
+- [cameronrye/activitypub-mcp](https://github.com/cameronrye/activitypub-mcp) 📇 🏠 🐧 🍎 🪟 - A comprehensive MCP server that enables LLMs to explore and interact with the Fediverse through ActivityPub protocol. Features WebFinger discovery, timeline fetching, instance exploration, and cross-platform support for Mastodon, Pleroma, Misskey, and other ActivityPub servers.
 - [angheljf/nyt](https://github.com/angheljf/nyt) 📇 ☁️ - Search articles using the NYTimes API
 - [apify/mcp-server-rag-web-browser](https://github.com/apify/mcp-server-rag-web-browser) 📇 ☁️ - An MCP server for Apify's open-source RAG Web Browser Actor to perform web searches, scrape URLs, and return content in Markdown.
 - [Bigsy/Clojars-MCP-Server](https://github.com/Bigsy/Clojars-MCP-Server) 📇 ☁️ - Clojars MCP Server for upto date dependency information of Clojure libraries