Wino-Mail/Wino.Mail.WinUI/Properties/launchSettings.json

{
  "profiles": {
    "Wino.Mail.WinUI (Package)": {
      "commandName": "MsixPackage",
      "doNotLaunchApp": true
    },
    "Wino.Mail.WinUI (Unpackaged)": {
      "commandName": "Project"
    }
  }
}