saas-platform/frontend/saas-web/electron/main.dev.js

const { app, BrowserWindow } = require('electron');
let mainWindow;

function createWindow () {
    mainWindow = new BrowserWindow({ width: 1280, height: 720, show: false });
    mainWindow.once('ready-to-show', function(){
        mainWindow.maximize();
        mainWindow.show();
    });
    mainWindow.loadURL('http://127.0.0.1:1841/');

    mainWindow.webContents.openDevTools();

    mainWindow.on('closed', function () {
        mainWindow = null;
    });
}

app.on('ready', createWindow);

// Quit when all windows are closed, except for Mac users
app.on('window-all-closed', function () {
    if (process.platform !== 'darwin') {
        app.quit()
    }
});

app.on('activate', function () {
    if (mainWindow === null) {
        createWindow();
    }
});