docs(usage): Update the installation guide document and add VSCode extension setup instructions

Author: MayDay-wpf

docs/usage/en/01.Installation Guide.md

@@ -24,59 +24,75 @@ Welcome to Snow CLI! Agentic coding in your terminal.
 
 3. Linux: Install Node.js+npm via apt-get
 
-    ```bash
-    sudo apt-get install nodejs
-    sudo apt-get install npm
-    ```
+   ```bash
+   sudo apt-get install nodejs
+   sudo apt-get install npm
+   ```
 
 4. Verify successful installation
 
-    ```bash
-    node -v
-    npm -v
-    ```
+   ```bash
+   node -v
+   npm -v
+   ```
 
 ### 3. Installing Snow CLI and IDE Plugins
 
 1. Install Snow CLI using npm
 
-    ```bash
-    npm install -g snow-ai
-    ```
+   ```bash
+   npm install -g snow-ai
+   ```
 
 2. Install Snow CLI by compiling from source
 
-    ```bash
-    git clone https://github.com/MayDay-wpf/snow-cli
-    cd snow-cli
-    npm install
-    npm run build
-    npm run link
-    ```
+   ```bash
+   git clone https://github.com/MayDay-wpf/snow-cli
+   cd snow-cli
+   npm install
+   npm run build
+   npm run link
+   ```
 
 3. Verify successful installation
 
-    ```bash
-    snow --version
-    snow --help
-    ```
+   ```bash
+   snow --version
+   snow --help
+   ```
 
 4. Install VSCode Plugin
 
    Search for `Snow CLI` in the Extensions Marketplace and install
 
    ![alt text](../images/image.png)
    After installation, a launch icon will appear in the top-right corner of VSCode
-   
+
    ![alt text](../images/image1.png)
 
+5. VSCode Extension Settings
+
+   After installing the VSCode plugin, you can configure the following settings in `Settings` (search for `Snow CLI`):
+
+   - **Terminal Mode** (`snow-cli.terminalMode`): Choose the terminal display mode.
+     - `split` (default): Opens a terminal in a right-side editor split.
+     - `sidebar`: Embeds a terminal in the sidebar panel.
+   - **Startup Command** (`snow-cli.startupCommand`): The command to run when the terminal starts. Default is `snow`. Supports comma-separated commands for round-robin assignment across multiple terminals.
+   - **Shell Type** (`snow-cli.terminal.shellType`): Shell for the sidebar terminal. Default is `auto` to follow VS Code's default terminal profile. You can also specify a custom shell path (e.g., `C:\Program Files\Git\bin\bash.exe`, `/usr/bin/zsh`).
+   - **Proxy URL** (`snow-cli.terminal.proxyUrl`): Optional proxy URL injected into Snow CLI terminals as `HTTP_PROXY`/`HTTPS_PROXY`. Leave empty to fall back to VS Code's `http.proxy` setting.
+   - **Font Family** (`snow-cli.terminal.fontFamily`): Font family for the sidebar terminal. Leave empty to use the default monospace font.
+   - **Font Size** (`snow-cli.terminal.fontSize`): Font size (px) for the sidebar terminal. Default is `14` (range: 8–32).
+   - **Font Weight** (`snow-cli.terminal.fontWeight`): Font weight for the sidebar terminal. Default is `normal`.
+   - **Line Height** (`snow-cli.terminal.lineHeight`): Line height for the sidebar terminal. Default is `1` (range: 0.8–2).
+   - **Git Blame** (`snow-cli.gitBlame.enabled`): Enable Git Blame annotations on the current line, similar to GitLens. Default is `false`.
+
 6. Install JetBrains IDE Plugin
 
    Search for `Snow CLI` in the Plugin Marketplace and install
 
    After plugin installation, restart your IDE
    ![alt text](../images/image2.png)
-   
+
    A launch icon will appear to the right of the `Tab` in the terminal
-   
+
    ![alt text](../images/image3.png)

docs/usage/zh/01.安装指南.md

@@ -12,7 +12,7 @@
 
 3. npm: >= 8.3.0
 
-### 2、安装node.js + npm
+### 2、安装 node.js + npm
 
 1. Windows: [https://nodejs.org/en/download/](https://nodejs.org/zh-cn/download/) 下载安装包安装 node.js+npm
 
@@ -24,59 +24,75 @@
 
 3. Linux: 通过 apt-get 安装 node.js+npm
 
-    ```bash
-    sudo apt-get install nodejs
-    sudo apt-get install npm
-    ```
+   ```bash
+   sudo apt-get install nodejs
+   sudo apt-get install npm
+   ```
 
 4. 验证安装成功
 
-    ```bash
-    node -v
-    npm -v
-    ```
+   ```bash
+   node -v
+   npm -v
+   ```
 
-### 3、安装Snow CLI 与 IDE插件
+### 3、安装 Snow CLI 与 IDE 插件
 
-1. 使用npm安装Snow CLI
+1. 使用 npm 安装 Snow CLI
 
-    ```bash
-    npm install -g snow-ai
-    ```
+   ```bash
+   npm install -g snow-ai
+   ```
 
-2. 编译Snow CLI 源码安装
+2. 编译 Snow CLI 源码安装
 
-    ```bash
-    git clone https://github.com/MayDay-wpf/snow-cli
-    cd snow-cli
-    npm install
-    npm run build
-    npm run link
-    ```
+   ```bash
+   git clone https://github.com/MayDay-wpf/snow-cli
+   cd snow-cli
+   npm install
+   npm run build
+   npm run link
+   ```
 
 3. 验证安装成功
 
-    ```bash
-    snow --version
-    snow --help
-    ```
+   ```bash
+   snow --version
+   snow --help
+   ```
 
-4. 安装VSCode插件
+4. 安装 VSCode 插件
 
    在扩展市场中搜索 `Snow CLI` 并安装
 
    ![alt text](../images/image.png)
-   安装完成后在VSCode右上角会出现启动图标
-   
+   安装完成后在 VSCode 右上角会出现启动图标
+
    ![alt text](../images/image1.png)
 
+5. VSCode 扩展设置
+
+   安装 VSCode 插件后，可以在 `设置` 中搜索 `Snow CLI` 进行以下配置：
+
+   - **终端模式** (`snow-cli.terminalMode`)：选择终端显示模式。
+     - `split`（默认）：在编辑器右侧分屏打开终端。
+     - `sidebar`：在侧边栏面板中嵌入终端。
+   - **启动命令** (`snow-cli.startupCommand`)：终端启动时运行的命令。默认为 `snow`。支持逗号分隔的多个命令，按轮询顺序分配给多个终端。
+   - **Shell 类型** (`snow-cli.terminal.shellType`)：侧边栏终端使用的 Shell。默认为 `auto`，跟随 VS Code 默认终端配置。也可以指定自定义 Shell 路径（如 `C:\Program Files\Git\bin\bash.exe`、`/usr/bin/zsh`）。
+   - **代理 URL** (`snow-cli.terminal.proxyUrl`)：可选代理 URL，作为 `HTTP_PROXY`/`HTTPS_PROXY` 注入 Snow CLI 终端。留空则回退到 VS Code 的 `http.proxy` 设置。
+   - **字体** (`snow-cli.terminal.fontFamily`)：侧边栏终端字体。留空使用默认等宽字体。
+   - **字号** (`snow-cli.terminal.fontSize`)：侧边栏终端字号（px）。默认为 `14`（范围：8–32）。
+   - **字重** (`snow-cli.terminal.fontWeight`)：侧边栏终端字重。默认为 `normal`。
+   - **行高** (`snow-cli.terminal.lineHeight`)：侧边栏终端行高。默认为 `1`（范围：0.8–2）。
+   - **Git Blame** (`snow-cli.gitBlame.enabled`)：启用 Git Blame 标注，在当前行显示提交信息（作者、时间、消息），类似 GitLens。默认为 `false`。
+
 6. 安装 Jetbrains IDE 插件
 
    在插件市场中搜索 `Snow CLI` 并安装
 
-   插件安装成功后，重启IDE
+   插件安装成功后，重启 IDE
    ![alt text](../images/image2.png)
-   
+
    在终端 `Tab` 右侧会有启动图标
-   
+
    ![alt text](../images/image3.png)