yarn add electron-builder

npm install electron-builder -D

{"name": "demo","version": "1.1.1","description": "A minimal Electron application","productName": "MyApp","startUpState":true,"main": "main.js","scripts": {"start": "electron .","pack": "electron-builder --dir","dist": "node ./bin/clear.js && electron-builder --win --ia32"},"files": "dist/**/*","build": {"appId": "com.wish.app","publish": [{"provider": "generic","url": "http://localhost:2060/zip"}],"mac": {"target": ["dmg","zip"]},"win": {"icon": "/icon/admin.ico","target": ["nsis","zip"]}},"repository": "https://github.com/electron/electron-quick-start","keywords": ["Electron","quick","start","tutorial","demo"],"author": "GitHub","license": "CC0-1.0","devDependencies": {"electron": "^5.0.6","electron-builder": "^21.1.0"},"dependencies": {"del": "^5.0.0","electron-updater": "^4.1.2","regedit": "^3.0.3"}
}

yarn add electron-updater --save-dev

npm i electron-updater --save-dev

// Modules to control application life and create native browser window
const {app, BrowserWindow,ipcMain} = require('electron')
const regedit = require('regedit');
const path = require('path')
const { autoUpdater } =require("electron-updater");
const package = require('./package.json')
let name = package.productName;
// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let mainWindowfunction createWindow () {// Create the browser window.
  mainWindow = new BrowserWindow({width: 800,height: 600,webPreferences: {nodeIntegration:true,// preload: path.join(__dirname, 'preload.js')
    }})// and load the index.html of the app.
  mainWindow.loadFile('index.html')// Open the DevTools.
  // mainWindow.webContents.openDevTools()
// Emitted when the window is closed.
  mainWindow.on('closed', function () {// Dereference the window object, usually you would store windows
    // in an array if your app supports multi windows, this is the time
    // when you should delete the corresponding element.
    mainWindow = null})
}// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow)// Quit when all windows are closed.
app.on('window-all-closed', function () {// On macOS it is common for applications and their menu bar
  // to stay active until the user quits explicitly with Cmd + Q
  if (process.platform !== 'darwin') app.quit()
})app.on('activate', function () {// On macOS it's common to re-create a window in the app when the
  // dock icon is clicked and there are no other windows open.
  if (mainWindow === null) createWindow()
})
//开机自启与关闭启动
ipcMain.on('startFun', (e, arg) => {console.log(arg)console.log(app.getLoginItemSettings().openAtLogin)if(arg==app.getLoginItemSettings().openAtLogin) return;if(arg){app.setLoginItemSettings({openAtLogin: arg,path: process.execPath})}else{app.setLoginItemSettings({openAtLogin: false})}
});// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.
//自动更新
//执行自动更新检查
const feedUrl = `http://ts.wish3d.com/wk/Test/`; // 更新包位置
  autoUpdater.setFeedURL(feedUrl);let message = {error: '检查更新出错',checking: '正在检查更新……',updateAva: '检测到新版本，正在下载……',updateNotAva: '现在使用的就是最新版本，不用更新',};autoUpdater.on('error', function (error) {sendUpdateMessage(message.error)});autoUpdater.on('checking-for-update', function () {sendUpdateMessage(message.checking)});autoUpdater.on('update-available', function (info) {sendUpdateMessage(message.updateAva)});autoUpdater.on('update-not-available', function (info) {sendUpdateMessage(message.updateNotAva)});// 更新下载进度事件
autoUpdater.on('download-progress', function (progressObj) {console.log(progressObj)mainWindow.webContents.send('downloadProgress', progressObj)mainWindow.setProgressBar(progressObj.percent / 100);
})
autoUpdater.on('update-downloaded', function (event, releaseNotes, releaseName, releaseDate, updateUrl, quitAndUpdate) {console.log('更新完成')ipcMain.on('isUpdateNow', (e, arg) => {console.log("开始更新");//some code here to handle event
    autoUpdater.quitAndInstall();});mainWindow.webContents.send('isUpdateNow')
});ipcMain.on("checkForUpdate",()=>{//执行自动更新检查
  autoUpdater.checkForUpdates();
})
function sendUpdateMessage(text) {mainWindow.webContents.send('message', text)
}

//监听自动更新事件
const { ipcRenderer } = require("electron");var update = document.getElementById('update');
update.addEventListener('click',function(){//发送请求执行自动更新
    ipcRenderer.send("checkForUpdate");
})
let len = 5,timer=null;ipcRenderer.on("message", (event, text) => {console.log(event)console.log(text)timer=null;var sp = document.createElement('span');sp.style.top=len+'px';len+=30sp.style.padding="0 20px"sp.innerText=text;document.getElementById('message').append(sp);clearTimeout(timer);timer = setTimeout(()=>{document.getElementById('message').innerHTML=''len=5},4000)
});
ipcRenderer.on("downloadProgress", (event, progressObj)=> {console.log(progressObj);document.getElementById('progress').innerHTML=(progressObj.toFixed(2))+'%'
});
ipcRenderer.on("isUpdateNow", () => {document.getElementById('mode').className='active';document.getElementById('ok').addEventListener('click',function(){ipcRenderer.send("isUpdateNow");})});
document.getElementById('cancel').addEventListener('click',function(){document.getElementById('mode').className='';
})
window.onunload=function(){ipcRenderer.removeAll(["message", "downloadProgress", "isUpdateNow"])
}
//开机启动
document.getElementById('startUp').onclick=function(){ipcRenderer.send('startFun',true);
}//关闭开机启动
document.getElementById('startUpOff').onclick=function(){ipcRenderer.send('startFun',false);
}

1.在空文件夹下npm init -y 

const express = require('express');
const app = express();app.use(express.static('public')); //监控静态资源 app.listen(2060,()=>{ console.log('loaclhost:2060') }) 

{"name": "async","version": "1.0.0","description": "","main": "index.js","scripts": {"test": "echo \"Error: no test specified\" && exit 1","start":"node server.js"},"keywords": [],"author": "","license": "ISC","dependencies": {"express": "^4.17.1"}
}

yarn add express

npm start