{
  "name": "PianoFlow - 鋼琴識譜練習神器",
  "short_name": "PianoFlow",
  "start_url": "/",
  "display": "standalone",
  "orientation": "any",
  "background_color": "#070a12",
  "theme_color": "#070a12",
  "description": "專為琴架上的 iPad 與筆電打造的鋼琴識譜 WebApp。支援 Web MIDI 電鋼琴隨插即練、麥克風聽音辨識與 Duolingo 式連擊反饋。",
  "icons": [
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'><rect width='512' height='512' rx='128' fill='%230b0f19'/><path d='M320 96v225.1c-12.6-7.3-27.1-11.8-42.7-11.8-47.1 0-85.3 38.2-85.3 85.3s38.2 85.3 85.3 85.3 85.3-38.2 85.3-85.3V181.3h85.4V96H320z' fill='%2338bdf8'/></svg>",
      "sizes": "512x512",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    }
  ]
}