fix: disable MCP servers by default to prevent token limit errors

.gitignore

@@ -414,7 +414,7 @@ FodyWeavers.xsd
 !.vscode/launch.json
 !.vscode/extensions.json
 !.vscode/*.code-snippets
-!.vscode/mcp.json
+!.vscode/mcp.json.sample
 !.vscode/README.md
 
 # Local History for Visual Studio Code

.vscode/README.md

@@ -2,7 +2,7 @@
 title: VS Code MCP Server Configuration
 description: Configuration guide for GitHub MCP server integration with VS Code Copilot
 author: Microsoft
-ms.date: 2025-06-13
+ms.date: 2026-04-01
 ms.topic: reference
 keywords:
   - mcp
@@ -12,13 +12,15 @@ keywords:
 estimated_reading_time: 3
 ---
 
+> **Note:** MCP servers are not enabled by default. The available server configurations are stored in `mcp.json.sample`. To enable them, either rename `mcp.json.sample` to `mcp.json`, or create a new `mcp.json` and copy across only the servers you need.
+
 ## Overview
 
 This workspace uses the GitHub MCP server for enhanced Copilot capabilities.
 
 ## Configuration
 
-The MCP server is configured in `.vscode/mcp.json` to use a custom endpoint (`https://github.com/mcp`).
+The MCP server configuration is provided in `.vscode/mcp.json.sample`.
 
 > **Note:** If you want to use the recommended GitHub MCP server setup, run `npx @modelcontextprotocol/server-github` and update your `.vscode/mcp.json` accordingly. See the [GitHub MCP Server Documentation](https://github.com/github/github-mcp-server) for details.