docs(readme): replace VS Code quick install link with badge

Author: mcp-release-bot

README.md

@@ -108,8 +108,9 @@ Configure **MCP as a Judge** in your MCP-enabled client:
 #### One‑click install for VS Code (MCP)
 
 Add this server to VS Code (GitHub Copilot) using Docker with automatic image pull:
+[![Install for MCP as a Judge](https://img.shields.io/badge/VS_Code-Install_for_MCP_as_a_Judge-0098FF?style=flat-square&logo=visualstudiocode&logoColor=white)](https://insiders.vscode.dev/redirect/mcp/install?name=mcp-as-a-judge&inputs=%5B%5D&config=%7B%22command%22%3A%22docker%22%2C%22args%22%3A%5B%22run%22%2C%22-i%22%2C%22--rm%22%2C%22--pull%3Dalways%22%2C%22ghcr.io%2Fothervibes%2Fmcp-as-a-judge%3Alatest%22%5D%7D)
+
 
-- Install link: https://insiders.vscode.dev/redirect/mcp/install?name=mcp-as-a-judge&inputs=%5B%5D&config=%7B%22command%22%3A%22docker%22%2C%22args%22%3A%5B%22run%22%2C%22-i%22%2C%22--rm%22%2C%22--pull%3Dalways%22%2C%22ghcr.io%2Fothervibes%2Fmcp-as-a-judge%3Alatest%22%5D%7D
 
 Notes:
 - VS Code controls the sampling model; select it via “MCP: List Servers → mcp-as-a-judge → Configure Model Access”.