🐛(component): 修复文档缺陷

package/document-component/src/document/zh-CN/components/icon.md

@@ -165,11 +165,11 @@ npm install @layui/icons-vue
 
   function getIconUnicode(iconClass){
     const iconEl = document.querySelector(`.site-doc-icon > li > .${iconClass}`);
-    const iconBeforeContent = getComputedStyle(iconEl,":before").content;
+    const iconBeforeContent = window?.getComputedStyle(iconEl,":before").content;
     return iconBeforeContent;
   } 
   onMounted(() => {
-    LayIconList.forEach((icon) => {
+    LayIconList?.forEach((icon) => {
       const unicode = getIconUnicode(icon.class).charCodeAt(1).toString(16); // unicode 10进制转16进制
       iconsUnicode.push(unicode)
     });

package/document-component/src/document/zh-CN/guide/changelog.md

@@ -16,6 +16,8 @@
       <li> 
         <h3>1.4.13 <span class="layui-badge-rim">2022-09-14</span></h3> 
         <ul>     
+          <li>[新增] transfer 组件 modelValue (v-model) 属性。</li>
+          <li>[新增] transfer 组件 change 事件, 在左右转移数据时回调。</li>
           <li>[修复] rate 组件 modelValue 值缺少响应式的问题。</li>
           <li>[修复] transfer 组件 showSearch 为 true 时, 无法搜索的问题。</li>
         </ul>