{
  "short_name": "Techno Link",
  "name": "Techno Link",
  "description": "Sales System",
  "display": "standalone",
  "start_url": "index",
  "background_color": "black",
  "theme_color": "black",
  "icons": [
    {
      "src": "assets/images/72.png",
      "sizes": "72x72"
    },
    {
      "src": "assets/images/192.png",
      "sizes": "192x192"
    },
    {
      "src": "assets/images/512.png",
      "sizes": "512x512"
    },
    {
      "src": "assets/images/sys.png",
      "sizes": "4096x4096",
      "purpose": "any maskable"
    }
  ]
}