{ "name": "Rotate Shapes", "short_name": "Rotate Shapes", "description": "Practice mental rotation with fast 3-D shape challenges.", "start_url": "/", "display": "standalone", "background_color": "#09121c", "theme_color": "#09121c", "icons": [ { "src": "/favicon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any" } ] }