update toc and recap

Author: burtenshaw

units/en/_toctree.yml

@@ -23,6 +23,8 @@
     title: Quiz 2 - MCP SDK
   - local: unit1/mcp-clients
     title: MCP Clients
+  - local: unit1/hf-mcp-server
+    title: Hugging Face MCP Server
   - local: unit1/gradio-mcp
     title: Gradio MCP Integration
   - local: unit1/unit1-recap

units/en/unit1/unit1-recap.mdx

@@ -43,3 +43,9 @@ Official SDKs are available in various programming languages for implementing MC
 
 ### Gradio Integration
 Gradio allows easy creation of web interfaces that expose capabilities to the MCP protocol, making it accessible for both humans and AI models. This integration provides a human-friendly interface alongside AI-accessible tools with minimal code.
+
+### Hugging Face MCP enhancements
+- Hosted MCP Server now integrates with more clients (VS Code, Cursor, Zed, Claude Desktop).
+- Curated built-in tools for searching models, datasets, Spaces, and papers.
+- One-click configuration snippets from `https://huggingface.co/settings/mcp`.
+- Add MCP-compatible Gradio Spaces via settings and use them directly from your assistant.