public MustacheTemplateService(ILogger <MustacheTemplateService> logger)
 {
     _stubble = new StubbleBuilder()
                .Configure(settings => settings.AddJsonNet())
                .Build();
     _logger       = logger;
     _templatePath = AppDomain.CurrentDomain.BaseDirectory + "templates" + Path.DirectorySeparatorChar +
                     "Mustache";
     _mustacheConfig = new MustacheConfig();
 }