//找到Consul
            ConsulClient client = new ConsulClient(c =>
            {
                c.Address = new Uri("http://localhost:8500/");
                c.Datacenter = "dcl";
            });
            string ip = Configuration["ip"];
            int port = Convert.ToInt32(Configuration["port"]);
            string tag = Configuration["tag"];
            client.Agent.ServiceRegister(new AgentServiceRegistration
            {
                ID = $"Steven:{Guid.NewGuid()}",
                Name = "StevenGroup",
                Address = ip,
                Port = port,
                Tags = new string[] { tag },
                Check = new AgentServiceCheck
                {
                    Interval = TimeSpan.FromSeconds(10),//間隔固定的時(shí)間訪問一次，https://localhost:44308/api/Health
                    HTTP = $"http://{ip}:{port}/Heart",//健康檢查地址
                    Timeout = TimeSpan.FromSeconds(5)
                }
            });
            Console.WriteLine("注冊(cè)成功");

ConsulClient client = new ConsulClient(c =>
            {
                c.Address = new Uri("http://localhost:8500/");
                c.Datacenter = "dcl";
            });
            var response = client.Agent.Services().Result.Response;
            Uri uri = new Uri("http://StevenGroup/weatherforecasta");
            string groupName = uri.Host;
            AgentService agentService = null;
            var dic = response.Where(s => s.Value.Service.Equals(groupName, StringComparison.OrdinalIgnoreCase)).Reverse().ToArray();
            agentService = dic[0].Value;