vue前端获取项目下的静态资源文件夹中的文件并下载

<template>  <div >    <el-button @click="openFile">下载文件</el-button>    <el-button @click="openImg">下载图片</el-button>    <router-view></router-view>  </div></template><script>export default {  name: "App",  components: {},  data() {    return {};  },  methods: {    openFile() {      //word excel 下载项目种本地资源      //window.location = `${process.env.BASE_URL}static/大.xlsx`;      window.location = `${process.env.BASE_URL}static/静态文件.docx`;    },    openImg1() {      //下载图片 下载项目种本地资源      let request = new XMLHttpRequest();      let appUrl = `${window.location.protocol}//${window.location.host}/`;      request.responseType = "blob";      let url = appUrl + `${process.env.BASE_URL}static/1.png`;      request.open("GET", url);      request.onload = functio