{
  "mcpServers": {
    "protected-tools": {
      "type": "stdio",
      "command": "python3",
      "args": ["/absolute/path/to/existing_mcp_server.py"],
      "env": {
        "http_proxy": "${QG_PROXY_URL}",
        "HTTP_PROXY": "${QG_PROXY_URL}",
        "https_proxy": "${QG_PROXY_URL}",
        "HTTPS_PROXY": "${QG_PROXY_URL}",
        "no_proxy": "localhost,127.0.0.1,::1",
        "NO_PROXY": "localhost,127.0.0.1,::1"
      }
    }
  }
}