新增 fetchHTML api, 可以获取 HTML , 采用 jsdom 库解析并返回

Author: coder-hxl

package.json

@@ -12,6 +12,9 @@
     "test": "jest test/test.ts",
     "prettier": "prettier --write ."
   },
+  "dependencies": {
+    "jsdom": "^21.1.0"
+  },
   "devDependencies": {
     "@babel/core": "^7.20.12",
     "@babel/preset-env": "^7.20.2",