update README and add new badges

README.md

@@ -1,10 +1,12 @@
-概述
+ OpenAtom 铜锁/Tongsuo
 =========================
 
 [![tongsuo logo]][www.tongsuo.net]
 
 [![github actions ci badge]][github actions ci]
 [![Coverage Status](https://coveralls.io/repos/github/Tongsuo-Project/Tongsuo/badge.svg?branch=master)](https://coveralls.io/github/Tongsuo-Project/Tongsuo?branch=master)
+![GitHub Release][github release]
+[![GitHub Downloads (all assets, all releases)][github downloads]](https://github.com/Tongsuo-Project/Tongsuo/releases)
 
 铜锁/Tongsuo是一个提供现代密码学算法和安全通信协议的开源基础密码库，为存储、网络、密钥管理、隐私计算等诸多业务场景提供底层的密码学基础能力，实现数据在传输、使用、存储等过程中的私密性、完整性和可认证性，为数据生命周期中的隐私和安全提供保护能力。
 
@@ -124,7 +126,7 @@ make install_programs
 文档
 =========================
 
-铜锁的相关文档组织在 [铜锁文档网站](https://yuque.com/tsdoc) 上。
+铜锁的相关文档组织在 [铜锁文档网站](https://www.tongsuo.net/docs) 上。
 
 交流合作
 =========================
@@ -135,6 +137,13 @@ make install_programs
 
 ![tongsuo public qr](tongsuo-public-qr.jpg)
 
+声明
+=========================
+
+铜锁/Tongsuo 是由开放原子开源基金会（OpenAtom Foundation）孵化及运营的开源项目。
+
+![OpenAtom Foundation](atom-logo.svg)
+
 报告安全缺陷
 =========================
 
@@ -163,3 +172,11 @@ make install_programs
 [github actions ci]:
     <https://github.com/Tongsuo-Project/Tongsuo/actions?query=workflow%3A%22GitHub+CI%22>
     "GitHub Actions CI"
+
+[github release]:
+    <https://img.shields.io/github/v/release/Tongsuo-Project/Tongsuo>
+    "GitHub Release"
+
+[github downloads]:
+    <https://img.shields.io/github/downloads/Tongsuo-Project/Tongsuo/total?link=https%3A%2F%2Fgithub.com%2FTongsuo-Project%2FTongsuo%2Freleases>
+    "GitHub Downloads"