backend.js

   1 const { app, BrowserWindow } = require("electron")
   2
   3 app.whenReady().then(_ => {
   4         new BrowserWindow({
   5                 width: 800,
   6                 height: 600
   7         }).loadFile("main.html")
   8 })
   9
  10 app.on("window-all-closed", _ => {
  11         app.quit()
  12 })