1.注入构建容器:CloudBuilderBuilder
	services.AddCloudBuilder();
		由CloudBuilderBuilder自动注入各模块:CloudBuilderPack
		builder.AddCorePack();
			//注入配置选项...
			builder.AddOptions(configuration);
			注入各模块CloudBuilder核心模块
			builder.AddPack<CloudBuilderCorePack>();

2.public dynamic FindByKey(Int32 key)				
JSON.stringify({"key":1})