docs: update README.md and add Chinese version README_zh.md

Author: JayceChant

README.md

@@ -1,2 +1,29 @@
-# commit-msg.go
+# commit-msg
+
 A git commit-msg hook by go.
+
+
+
+## Install
+
+Just put the executable binary into the hook directory of your project which using git as VCS.
+
+Assuming the project root is `/`, the hook directory should be `/.git/hooks/` . Please make sure the binary is named as `commit-msg` or `commit-msg.exe` (win) , and the executable permission is granted.
+
+If you can't find the hook directory, make sure you have shown the hidden directory.
+
+
+
+After installation, git will call it automatically to validate commit message, no manual calls are required.
+
+### From pre-built binary
+
+You can download the latest pre-built binary from [here](https://github.com/JayceChant/commit-msg/releases) . However, only win64 binaries are available.
+
+
+
+### Build and install from source code
+
+Please setup the go environment and build it yourself.
+
+Sorry for the poor instructions.

README_zh.md

@@ -0,0 +1,29 @@
+# commit-msg
+
+一个 go 实现的 git commit-msg 钩子。
+
+
+
+## 安装
+
+只需将二进制文件放到 git 管理的项目的 hook 目录里。
+
+假设项目的根目录是 `/`, 那么钩子目录应该为 `/.git/hooks/` 。请确认文件名为 `commit-msg` 或 `commit-msg.exe` (win) ， 并且文件有可执行权限。
+
+如果你找不到 hook 目录，请确认是否有设置隐藏目录可见。
+
+
+
+安装之后，git 会自动调用程序完成 commit message 的检查，无需手动调用。
+
+### 从编译好的二进制安装
+
+你可以在 [这里](https://github.com/JayceChant/commit-msg/releases) 下载编译好的二进制文件。 不过，暂时只提供 win64 平台。
+
+
+
+### 从源码编译并安装
+
+请自行配置 go 开发环境并编译安装。
+
+因为时间关系，抱歉没有更详细的指引。