{ "short_name": "Short Site name", "name": "SiteName", ……
{ "short_name": "Short Site name", "name": "SiteName", "icons": [ { "src": "/images/style/logo.png", "type": "image/png", "sizes": "512x512" } ], "start_url": "/", "background_color": "#495a71", "display": "standalone", "scope": "/", "theme_color": "#6DAEFF" }