{ "name": "MyKindlebox", "short_name": "Kindlebox", "start_url": "/", "display": "standalone", "background_color": "#F7F3EC", "theme_color": "#4A6741", "icons": [ { "src": "/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any maskable" } ] }