docs: emphasize Skills installation as required for AI Agents

README.md

@@ -97,22 +97,39 @@ lark-cli calendar +agenda
 
 > The following steps are for AI Agents. Some steps require the user to complete actions in a browser.
 
+**Step 1 — Install CLI**
+
 ```bash
-# 1. Install CLI
 npm install -g @larksuite/cli
+```
+
+**Step 2 — Install Skills (core step, do not skip)**
+
+> Skills are the instruction files that tell the AI Agent what commands are available and how to call them. This step is essential for the Agent to work with lark-cli.
 
-# 2. Install Skills (enables AI Agent to use this CLI)
+```bash
 npx skills add larksuite/cli --all -y
+```
+
+**Step 3 — Configure app credentials**
+
+> Run this command in the background. It will output an authorization URL — extract it and send it to the user. The command exits automatically after the user completes the setup in the browser.
 
-# 3. Configure app credentials
-# Important: run this command in the background. It will output an authorization URL — extract it and send it to the user. The command exits automatically after the user completes the setup in browser.
+```bash
 lark-cli config init --new
+```
+
+**Step 4 — Login**
+
+> Same as above: run in the background, extract the authorization URL and send it to the user.
 
-# 4. Login
-# Same as above: run in the background, extract the authorization URL and send it to the user.
+```bash
 lark-cli auth login --recommend
+```
 
-# 5. Verify
+**Step 5 — Verify**
+
+```bash
 lark-cli auth status
 ```
 

README.zh.md

@@ -97,22 +97,39 @@ lark-cli calendar +agenda
 
 > 以下步骤面向 AI Agent，部分步骤需要用户在浏览器中配合完成。
 
+**第 1 步 — 安装 CLI**
+
 ```bash
-# 1. 安装 CLI
 npm install -g @larksuite/cli
+```
+
+**第 2 步 — 安装 Skills（核心步骤，请勿跳过）**
+
+> Skills 是告诉 AI Agent 有哪些命令可用及如何调用的指令文件，是 Agent 使用 lark-cli 的前提。
 
-# 2. 安装 Skills（使 AI Agent 能够使用本 CLI）
+```bash
 npx skills add larksuite/cli --all -y
+```
+
+**第 3 步 — 配置应用凭证**
+
+> 在后台运行此命令，命令会输出一个授权链接，提取该链接并发送给用户，用户在浏览器中完成配置后命令会自动退出。
 
-# 3. 配置应用凭证
-# 重要：在后台运行此命令，命令会输出一个授权链接，提取该链接并发送给用户，用户在浏览器中完成配置后命令会自动退出。
+```bash
 lark-cli config init --new
+```
+
+**第 4 步 — 登录**
+
+> 同上，后台运行，提取授权链接发给用户。
 
-# 4. 登录
-# 同上，后台运行，提取授权链接发给用户
+```bash
 lark-cli auth login --recommend
+```
 
-# 5. 验证
+**第 5 步 — 验证**
+
+```bash
 lark-cli auth status
 ```