global.json

{
  "sdk": {
    "version": "3.1.100"
  },
  "tools": {
    "dotnet": "3.1.100",
    "runtimes": {
      "dotnet": [
        "2.1.11"
      ]
    }
  },
  "msbuild-sdks": {
    "Microsoft.DotNet.Arcade.Sdk": "1.0.0-beta.20113.5"
  }
}