docs(zh-CN): update

docs/zh-CN/rules/README.md

@@ -18,7 +18,8 @@ rules/
 ├── typescript/      # TypeScript/JavaScript specific
 ├── python/          # Python specific
 ├── golang/          # Go specific
-└── swift/           # Swift specific
+├── swift/           # Swift specific
+└── php/             # PHP specific
 ```
 
 * **common/** 包含通用原则 —— 没有语言特定的代码示例。
@@ -34,6 +35,7 @@ rules/
 ./install.sh python
 ./install.sh golang
 ./install.sh swift
+./install.sh php
 
 # Install multiple languages at once
 ./install.sh typescript python
@@ -54,6 +56,7 @@ cp -r rules/typescript ~/.claude/rules/typescript
 cp -r rules/python ~/.claude/rules/python
 cp -r rules/golang ~/.claude/rules/golang
 cp -r rules/swift ~/.claude/rules/swift
+cp -r rules/php ~/.claude/rules/php
 
 # Attention ! ! ! Configure according to your actual project requirements; the configuration here is for reference only.
 ```
@@ -87,7 +90,7 @@ cp -r rules/swift ~/.claude/rules/swift
 当语言特定规则与通用规则冲突时，**语言特定规则优先**（具体规则覆盖通用规则）。这遵循标准的分层配置模式（类似于 CSS 特异性或 `.gitignore` 优先级）。
 
 * `rules/common/` 定义了适用于所有项目的通用默认值。
-* `rules/golang/`、`rules/python/`、`rules/typescript/` 等在语言习惯用法不同的地方会覆盖这些默认值。
+* `rules/golang/`、`rules/python/`、`rules/swift/`、`rules/php/`、`rules/typescript/` 等会在语言习惯不同时覆盖这些默认值。
 
 ### 示例