/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="extension">The extension of the generated file.</param>
public TemporaryFile(string extension)
{
Requires.NotNullOrWhitespace(extension, nameof(extension));
FilePath = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.{extension}");
}