public static void CreateLaunchSettings(string projectDirectory, string authServerProjectName, int authServerPort, IFileSystem fileSystem)
        {
            var classPath = ClassPathHelper.AuthServerLaunchSettingsClassPath(projectDirectory, $"launchSettings.json", authServerProjectName);
            var fileText  = GetLaunchSettingsText(authServerPort);

            Utilities.CreateFile(classPath, fileText, fileSystem);
        }