{ "name": "File Manager", "short_name": "File Manager", "icons": [ { "src": "/static/img/icons/android-chrome-192x192.png", "sizes": "192x192", "type": "image/png" }, { "src": "/static/img/icons/android-chrome-512x512.png", "sizes": "512x512", "type": "image/png" } ], "start_url": "/index.html", "display": "standalone", "background_color": "#000000", "theme_color": "#4DBA87" }