electron-builder打包exe后白屏的解决方法

 
  // HMR for renderer base on electron-vite cli.
  // Load the remote URL for development or the local html file for production.
  if (is.dev && process.env['ELECTRON_RENDERER_URL']) {
    console.log("__dirname=====>"+__dirname);
    mainWindow!.webContents.openDevTools();
 
    mainWindow.loadURL(process.env['ELECTRON_RENDERER_URL'])
  } else {
    //mainWindow.loadFile(join(__dirname, '/renderer/index.html'))
    mainWindow.loadFile(join(__dirname,'../../out/renderer/index.html'));
  }