public static IServiceCollection AddSwaggerHandler(this IServiceCollection services)
{
    services.AddTransient<IConfigureOptions<SwaggerGenOptions>, ConfigureSwaggerOptions>();
    services.AddSwaggerGen(
        options =>
        {
            options.OperationFilter<SwaggerDefaultValues>();
            options.IncludeXmlComments(XmlCommentsFilePath);
        });
    return services;
}