ef6/global.json

{
  "tools": {
    "dotnet": "9.0.100-rc.1.24452.12"
  },
  "sdk": {
    "version": "9.0.100-rc.1.24452.12",
    "allowPrerelease": true,
    "rollForward": "latestMajor"
  },
  "msbuild-sdks": {
    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.24463.4"
  }
}