{
  "sdk": {
    "version": "7.0.100-preview.1.22110.4",
    "allowPrerelease": false,
    "rollForward": "latestMajor"
  }
}

{
  "sdk": {
    "version": "7.0.100-preview.2.22153.17",
    "allowPrerelease": false,
    "rollForward": "latestMajor"
  }
}

Update to .NET 7 preview 2
Update to .NET 7 preview 2

Update to preview 2 of .NET 7.
