update readme

README.md

@@ -21,10 +21,8 @@ Let's Oxidize Development Environments
 For macOS / Linux (Intel)
 
 ```sh
-git clone --depth=1 https://github.com/ivaquero/oxidizer.git && bash oxidizer/install.sh
-
-# customize path for Oxidizer
 export OXIDIZER=$HOME/oxidizer
+git clone --depth=1 https://github.com/ivaquero/oxidizer.git $OXIDIZER && bash oxidizer/install.sh
 ```
 
 Note that Homebrew is an essential dependency for Oxidizer on macOS / Linux. For China mainland users, you may set `BREW_CN` variable to install Homebrew through domestic mirror
@@ -38,10 +36,8 @@ export BREW_CN=1
 For Windows
 
 ```powershell
-git clone --depth=1 https://github.com/ivaquero/oxidizer.git; . oxidizer\install.ps1
-
-# customize path for Oxidizer
 $env:OXIDIZER = "$HOME\oxidizer"
+git clone --depth=1 https://github.com/ivaquero/oxidizer.git $env:OXIDIZER; . oxidizer\install.ps1
 ```
 
 Note that Scoop is an essential dependency for Oxidizer on Windows. For China mainland users, you may set `SCOOP_CN` variable to install Scoop through domestic mirror

README_CN.md

@@ -19,10 +19,8 @@
 对 macOS / Linux（Intel）
 
 ```sh
-git clone --depth=1 https://github.com/ivaquero/oxidizer.git $OXIDIZER && bash $OXIDIZER/install.sh
-
-# 自定义安装路径
 export OXIDIZER=$HOME/oxidizer
+git clone --depth=1 https://github.com/ivaquero/oxidizer.git $OXIDIZER && bash $OXIDIZER/install.sh
 ```
 
 - 对中国大陆用户，可设置 `BREW_CN` 变量来下载安装 Homebrew：
@@ -34,10 +32,8 @@ export BREW_CN=1
 对 Windows
 
 ```powershell
-git clone --depth=1 https://github.com/ivaquero/oxidizer.git $env:OXIDIZER; . $env:OXIDIZER\install.ps1
-
-# 自定义安装路径
 $env:OXIDIZER = "$HOME\oxidizer"
+git clone --depth=1 https://github.com/ivaquero/oxidizer.git $env:OXIDIZER; . $env:OXIDIZER\install.ps1
 ```
 
 > 对于 Cmder 用户，你需要删除`%CMDER_ROOT%\vendor\profile.ps1`的最后一行`Set-Item -Path function:\prompt -Value $Prompt -Options ReadOnly`中的`-Options ReadOnly`。