Per https://code.visualstudio.com/docs/copilot/customization/mcp-servers#_configuration-structure, the `mcp.json` has the `"servers": {}` as main section.
Per https://code.visualstudio.com/docs/copilot/customization/mcp-servers#_configuration-structure, the `mcp.json` has the `"servers": {}` as main section.