static void Main(string[] args)
{
    Console.WriteLine("Hello World!");

    var parser = new FluidParser();
    TemplateOptions options = new TemplateOptions();

    var fileProvider = new PhysicalFileProvider(Environment.CurrentDirectory);
    options.FileProvider = fileProvider;

    var model = new { Firstname = "Bill", Lastname = "Gates" };
    var source = File.ReadAllText("EmailTemplate.html");

    if (parser.TryParse(source, out var template, out var error))
    {
        var context = new TemplateContext(model, options);
        Console.WriteLine(template.Render(context));
        Console.WriteLine("Parsed successfully");
    }
    else
    {
        Console.WriteLine($"Error: {error}");
    }
}