!14 Specification NestOS Project Component Description File

From: @duyiwei7w 
Reviewed-by: @fu-shanqing 
Signed-off-by: @fu-shanqing

README.md

@@ -3,28 +3,39 @@
 #### 介绍
 Afterburn is a one-shot agent for cloud-like platforms which interacts with provider-specific metadata endpoints. It is typically used in conjunction with Ignition.
 
-#### 软件架构
-软件架构说明
+#### Features
+It comprises several modules which may run at different times during the lifecycle of an instance.
+
+Depending on the specific platform, the following services may run in the initramfs on first boot:
+
+-setting local hostname
+-injecting network command-line arguments
+
+The following features are conditionally available on some platforms as systemd service units:
+
+-installing public SSH keys for local system users
+-retrieving attributes from instance metadata
+-checking in to the provider in order to report a successful boot or instance provisioning
 
 
 #### 安装教程
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+Install afterburn rpm package:
+
+yum install afterburn
 
 #### 使用说明
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+afterburn 是云底座操作系统NestOS的必需组件
 
 #### 参与贡献
 
-1.  Fork 本仓库
-2.  新建 Feat_xxx 分支
-3.  提交代码
-4.  新建 Pull Request
+master分支使用最新的上游版本，如果检测到上游有最新版本发布，先形成issue后再提交对应PR更新，流程如下。
+1.  提交issue
+2.  Fork 本仓库
+3.  新建 Feat_xxx 分支
+4.  提交代码
+5.  新建 Pull Request
 
 
 #### 特技