{ "name": "Deck Joist Calculator", "short_name": "JoistCalc", "start_url": "/", "scope": "/", "display": "standalone", "background_color": "#0b1220", "theme_color": "#0ea5e9", "icons": [ {"src": "/favicon-192.png", "sizes": "192x192", "type": "image/png"}, {"src": "/apple-touch-icon.png", "sizes": "180x180", "type": "image/png"} ] }