manifest.json

{
    "name" : "WatchFaceFrame",
    "short_name" : "WFF",
    "description": "This application is a free tool to help developers creating watch faces banners/images/frames.",
    "start_url" : ".",
    "icons" : [
        {
            "src": "img/icon/app/icon-72x72.png",
            "sizes": "72x72",
            "type": "image/png"
          },
          {
            "src": "img/icon/app/icon-96x96.png",
            "sizes": "96x96",
            "type": "image/png"
          },
          {
            "src": "img/icon/app/icon-128x128.png",
            "sizes": "128x128",
            "type": "image/png"
          },
          {
            "src": "img/icon/app/icon-144x144.png",
            "sizes": "144x144",
            "type": "image/png"
          },
          {
            "src": "img/icon/app/icon-512x512.png",
            "sizes": "512x512",
            "type": "image/png"
          }
    ],
    "theme_color" : "#111214",
    "background_color" : "#111214",
    "display": "standalone",
    "orientation": "landscape"
}