增加项目，分层

Store.Framework/Configs/ServiceConfigRegistrationExtensions.cs

@@ -0,0 +1,41 @@
+//using Autofac;
+//using System;
+
+//namespace Store.Client
+//{
+//    /// <summary>
+//    /// IServerConfig 的 Keyed DI 注册扩展。
+//    /// </summary>
+//    public static class ServiceConfigRegistrationExtensions
+//    {
+//        /// <summary>
+//        /// 注册指定 Key 的服务配置。
+//        /// </summary>
+//        public static ContainerBuilder RegisterServiceConfig(this ContainerBuilder builder, string key, IServerConfig config)
+//        {
+//            if (builder == null)
+//            {
+//                throw new ArgumentNullException(nameof(builder));
+//            }
+//            if (string.IsNullOrWhiteSpace(key))
+//            {
+//                throw new ArgumentException("服务配置 Key 不能为空。", nameof(key));
+//            }
+//            if (config == null)
+//            {
+//                throw new ArgumentNullException(nameof(config));
+//            }
+
+//            builder.RegisterInstance(config).Keyed<IServerConfig>(key);
+//            return builder;
+//        }
+
+//        /// <summary>
+//        /// 注册指定 Key 的服务配置。
+//        /// </summary>
+//        public static ContainerBuilder RegisterServiceConfig(this ContainerBuilder builder, string key, string host, string objUrl)
+//        {
+//            return builder.RegisterServiceConfig(key, new ServiceConfig(host, objUrl));
+//        }
+//    }
+//}