{
  "name": "Grammar Practice - Interactive Exercises", 
  "short_name": "Grammar Practice",
  "description": "Interactive English grammar exercises with real-time feedback",
  "start_url": "/grammarindex/grammarpractice/",
  "display": "standalone",
  "background_color": "#111213",
  "theme_color": "#9B59B6",
  "icons": [
    {
      "src": "../../icons/gp_button.png",
      "sizes": "64x64",
      "type": "image/png"
    },
    {
      "src": "../../icons/gp_button.png",
      "sizes": "192x192",
      "type": "image/png"  
    },
    {
      "src": "../../icons/gp_button.png",
      "sizes": "512x512",
      "type": "image/png"
    }
  ]
}