main.js

const electron = require('electron')
const app = electron.app
// Module to create native browser window.
const BrowserWindow = electron.BrowserWindow

const path = require('path')
const url = require('url')

require('electron-debug')({showDevTools: true});
// 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 mainWindow

// Quit when all windows are closed.
app.on('window-all-closed', function() {
    'use strict';
    // On OS X 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();
    }
});

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
app.on('ready', function() {
    'use strict';
    // Create the browser window.
    mainWindow = new BrowserWindow({
      /*  width: 2024,
        height: 1768,*/
        width: 700,
        height: 500,
        minHeight: 500,
        minWidth: 700,
        title: 'Build & Deploy',
        'auto-hide-menu-bar': true,
    });

    // and load the index.html of the app.
    mainWindow.loadURL(url.format({
      pathname: path.join(__dirname, 'index.html'),
      protocol: 'file:',
      slashes: true
    }))

    mainWindow.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;
    });
});