{
  "name": "优臣家庭维修",
  "short_name": "优臣",
  "description": "全国300+城市家庭维修上门服务，最快8分钟上门",
  "lang": "zh-CN",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#0b2545",
  "theme_color": "#0b2545",
  "icons": [
    { "src": "images/logo.jpg", "sizes": "900x800", "type": "image/jpeg" }
  ]
}