{ "name": "CoAI", "short_name": "CoAI", "icons": [ { "src": "/service/android-chrome-192x192.png", "sizes": "192x192", "type": "image/png" }, { "src": "/service/android-chrome-512x512.png", "sizes": "512x512", "type": "image/png" } ], "start_url": "/", "theme_color": "#000", "background_color": "#000", "display": "standalone" }