fix: readme同步样例代码

README.md

@@ -109,7 +109,20 @@ const { jsdomFromText, jsdomFromUrl } = require('sdenv/utils/jsdom');
 
     const baseUrl = "https://wcjs.sbj.cnipa.gov.cn"
 
-    async function loadPages() {
+    async function loadPagesSecond(cookieJar) {
+      const [jsdomer, ..._] = jsdomFromUrl({
+        userAgent: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36',
+      }, cookieJar);
+      const dom = await jsdomer(`${baseUrl}/sgtmi`);
+      if (dom.window.document.title === '商标网上检索') {
+        logger.info(`cookie验证通过，存在document.title，且值为：${dom.window.document.title}`);
+      } else {
+        logger.error('cookie验证不通过!');
+      }
+      dom.window.close();
+    }
+
+    async function loadPagesFirst() {
       const [jsdomer, cookieJar] = jsdomFromUrl({
         userAgent: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36',
       });
@@ -118,12 +131,13 @@ const { jsdomFromText, jsdomFromUrl } = require('sdenv/utils/jsdom');
       window.onbeforeunload = async (url) => {
         const cookies = cookieJar.getCookieStringSync(baseUrl);
         logger.debug('生成cookie：', cookies);
-        process.exit();
+        await loadPagesSecond(cookieJar)
+        window.close();
       }
       browser(window, 'chrome');
     }
 
-    loadPages()
+    loadPagesFirst()
     ```
 
 ## sdenv-extend使用说明

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sdenv",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "补环境框架",
   "directories": {
     "test": "test"