expand full toc structure

Author: burtenshaw

units/en/_toctree.yml

@@ -7,24 +7,50 @@
   sections:
   - local: unit1/introduction
     title: Introduction to Model Context Protocol (MCP)
-  - local: unit1/what-is-mcp
-    title: What is Model Context Protocol (MCP)?
   - local: unit1/key-concepts
     title: Key Concepts and Terminology
-  - local: unit1/quiz1
-    title: Unit 1 Quiz
+  - local: unit1/architectural-components
+    title: Architectural Components
+  - local: unit1/communication-protocol
+    title: The Communication Protocol
+  - local: unit1/capabilities
+    title: Understanding MCP Capabilities
+  - local: unit1/gradio-mcp
+    title: Gradio MCP Integration
 
-- title: "2. Understanding MCP Architecture and Core Concepts"
+- title: "2. Use Case: Building with MCP"
   sections:
   - local: unit2/introduction
-    title: Understanding MCP Architecture and Core Concepts
+    title: Introduction
+  - local: unit2/environment-setup
+    title: Setting Up Your Development Environment & SDKs
+  - local: unit2/building-server
+    title: Building Your First MCP Server
+  - local: unit2/server-capabilities
+    title: Implementing Server Capabilities
+  - local: unit2/developing-clients
+    title: Developing MCP Clients
+  - local: unit2/configuration
+    title: Configuration, Authentication, and Debugging
+  - local: unit2/hub-mcp-servers
+    title: MCP Servers on Hugging Face Hub
 
-- title: "3. Building with MCP: Practical Development"
+- title: "3. Use Case: Deploying with MCP"
   sections:
   - local: unit3/introduction
     title: Introduction
+  - local: unit3/advanced-features
+    title: Exploring Advanced MCP Features
+  - local: unit3/security
+    title: Security Deep Dive - Threats and Mitigation Strategies
+  - local: unit3/limitations
+    title: Limitations, Challenges, and Comparisons
+  - local: unit3/huggingface-ecosystem
+    title: Hugging Face's Tiny Agents and MCP
+  - local: unit3/final-project
+    title: Final Project - Building a Complete MCP Application
 
-- title: "4. Advanced Topics, Security, and the Future of MCP"
+- title: "Bonus Units"
   sections:
   - local: unit4/introduction
     title: Introduction