itsm-pc-handle/gulpfile.js

const { src, dest, series } = require('gulp');
const del = require('del');
const from = {
  path: [
    './assets/**/*',
    // './bower_components/**/*',(第二次以后的更新不用)
    // './index.html',(第二次以后的更新不用)
  ]
};
// 清理dist文件夹
const cleanDist = async (cb) => {
  await del(['dist/**']);
  cb();
}
// 移动assets文件夹的内容到dist
const moveAssets = (cb) => {
  src(from.path,{base:'./'})
    .pipe(dest('dist'));
  cb();
}

exports.build = series(cleanDist, moveAssets);