{
  short_name: 'React App',
  name: 'Create React App Sample',
  icons: [
    {
      src: 'favicon.ico',
      sizes: '64x64 32x32 24x24 16x16',
      type: 'image/x-icon'
    },
    {
      src: 'logo192.png',
      type: 'image/png',
      sizes: '192x192'
    },
    {
      src: 'logo512.png',
      type: 'image/png',
      sizes: '512x512'
    }
  ],
  start_url: '.',
  display: 'standalone',
  theme_color: '#000000',
  background_color: '#ffffff'
}