{
  "name": "Chat App",
  "short_name": "Chat App",
  "theme_color": "#000000",
  "background_color": "#ffffff",
  "display": "standalone",
  "scope": "/",
  "start_url": "/",
  "icons": [
    {
      "src":"maskable.png",
      "sizes":"192x192",
      "type":"image/png",
      "purpose":"any maskable"
    },
   {
    "src":"logo192.png",
    "sizes": "192x192",
    "type":"image/png"
   },
   {
    "src":"logo256.png",
    "sizes": "256x256",
    "type":"image/png"
   },
   {
    "src":"logo384.png",
    "sizes": "384x384",
    "type":"image/png"
   },
   {
    "src":"logo512.png",
    "sizes": "512x512",
    "type":"image/png"
   }
  ]
}