docs(readme): add installation guide for qodercli

README.md

@@ -276,21 +276,35 @@ session in the repository you want to analyze and run the report prompt:
 ```
 
 Only when using Qoder CLI without Qoder Desktop, inspect the current manual
-installation disposition before following Qoder's native marketplace flow:
+installation disposition before following:
+
+##### From marketplace
 
 ```bash
-better-harness plugin plan install --host qoder --surface cli --scope user
+# Add the plugin marketplace source
+qodercli plugin marketplace add 'https://github.com/QoderAI/better-harness.git'
+
+# Install the plugin
+qodercli plugin install better-harness@better-harness
+
+# Check installation
+qodercli plugin list
 ```
 
-The planner does not emit the older install syntax because the current native
-help and this repository's historical documentation disagree. After a manual
-installation, verify only the currently observed inventory command:
+##### From git
 
 ```bash
-qodercli plugin list
-better-harness plugin verify --host qoder --surface cli
+# Make sure directory exist
+mkdir -p $HOME/.qoder/plugins/marketplaces/
+
+git clone https://github.com/QoderAI/better-harness.git \
+  $HOME/.qoder/plugins/marketplaces/better-harness --depth 1
+
+qodercli plugin install $HOME/.qoder/plugins/marketplaces/better-harness
 ```
 
+Replace `.qoder` to `.qoder-cn` in urls for Qoder CN series.
+
 Then start a new Qoder CLI session before using `/better-harness`.
 
 ### Cursor

README.zh-CN.md

@@ -280,21 +280,37 @@ Better Harness 已内置于 [Qoder](https://qoder.com/) 桌面应用，因此无
 /better-harness 分析此项目的 AI 编码工作流并生成基于证据的报告
 ```
 
-只有在未安装 Qoder Desktop、单独使用 Qoder CLI 时，才需要在遵循 Qoder 原生
-Marketplace 流程前检查当前手工安装状态：
+只有在未安装 Qoder Desktop、单独使用 Qoder CLI 时，才需要按照以下步骤手动安装：
+
+##### 从 Marketplace 安装
 
 ```bash
-better-harness plugin plan install --host qoder --surface cli --scope user
+# 添加插件 Marketplace 源
+qodercli plugin marketplace add 'https://github.com/QoderAI/better-harness.git'
+
+# 安装插件
+qodercli plugin install better-harness@better-harness
+
+# 检查安装
+qodercli plugin list
 ```
 
-由于当前原生 help 与本仓库历史文档不一致，计划器不会输出旧版安装语法。
-手工安装后，只使用已经观察到的 inventory 命令验证：
+##### 从 Git 安装
 
 ```bash
-qodercli plugin list
-better-harness plugin verify --host qoder --surface cli
+# 确保目录存在
+mkdir -p $HOME/.qoder/plugins/marketplaces/
+
+# 克隆仓库
+git clone https://github.com/QoderAI/better-harness.git \
+  $HOME/.qoder/plugins/marketplaces/better-harness --depth 1
+
+# 安装插件
+qodercli plugin install $HOME/.qoder/plugins/marketplaces/better-harness
 ```
 
+在 Qoder CN 系列中，把 urls 中的 `.qoder` 替换为 `.qoder-cn`。
+
 然后启动新的 Qoder CLI 会话，再使用 `/better-harness`。
 
 ### Cursor