{
                "name": "Kundenportal",
                "icons": [
                    {
                      "src": "favicon.png",
                      "sizes": "192x192",
                      "type": "image/png",
                      "density": "4.0"
                    }
                ],
                "start_url": ".",
                "display": "minimal-ui",
                "background_color" : "#ed7d31",
                "theme_color": "aliceblue"
            }