public class Core
    {
        public Core()
        {

            Start();
        }



        private void Start()
        {
            using (var server = RestServerBuilder.UseDefaults().Build())
            {
                server.Start();
            }
        }


    }
    [RestResource]
    public class ApiUser
    {
        [RestRoute("Get", "/api/test")]
        public async Task Test(IHttpContext context)
        {
            await context.Response.SendResponseAsync("Successfully hit the test route!");
        }
    }