{
  "name": "商务英语车载对练",
  "short_name": "英语对练",
  "description": "在车里免提练商务英语口语，围绕真实工作话题",
  "start_url": "./index.html",
  "scope": "./",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#0f1220",
  "theme_color": "#4a5fd8",
  "icons": [
    { "src": "icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any maskable" },
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any maskable" }
  ]
}