{
  "name": "Flow Streak",
  "short_name": "Flow Streak",
  "description": "Minimalist reaction training.",
  "start_url": "index.html",
  "display": "fullscreen",
  "background_color": "#000000",
  "theme_color": "#000000",
  "icons": [
    {
      "src": "https://via.placeholder.com/192x192/000000/FFFFFF?text=FS",
      "sizes": "192x192",
      "type": "image/png"
    },
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      "sizes": "512x512",
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    }
  ]
}