sudo docker run --name agile_config -e adminConsole=true -e db:provider=sqlite -e db:conn="Data Source=agile_config.db" -p 5000:5000 -v /etc/localtime:/etc/localtime  kklldog/agile_config:latest

Install-Package AgileConfig.Client

{
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft": "Warning",
      "Microsoft.Hosting.Lifetime": "Information"
    }
  },
  "AllowedHosts": "*",

  //agile_config
  "AgileConfig": {
    "appId": "app",
    "secret": "xxx",
    "nodes": "http://localhost:5000,http://localhost:5001",
    "name": "client_name",
    "tag": "tag1"
  }
}

       public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
            .ConfigureAppConfiguration((context, config) =>
            {
        
                config.AddAgileConfig();
            })
                .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>();
                });

public class HomeController : Controller
    {
        private readonly ILogger<HomeController> _logger;
        private readonly IConfiguration _IConfiguration;
        private readonly IOptions<DbConfigOptions> _dbOptions;

        public HomeController(ILogger<HomeController> logger, IConfiguration configuration, IOptions<DbConfigOptions> dbOptions)
        {
            _logger = logger;
            _IConfiguration = configuration;
            _dbOptions = dbOptions;
        }

        public IActionResult Index()
        {
            return View();
        }

        /// <summary>
        /// By IConfiguration to read
        /// </summary>
        /// <returns></returns>
        public IActionResult ByIConfiguration()
        {
            var userId = _IConfiguration["userId"];
            var dbConn = _IConfiguration["db:connection"];

            ViewBag.userId = userId;
            ViewBag.dbConn = dbConn;

            return View();
        }

    }