{
  "name": "Piano Chord Explorer",
  "short_name": "PianoExplorer",
  "description": "Interactive piano chord explorer with MIDI support, synth engine, and progression presets.",
  "start_url": ".",
  "display": "standalone",
  "background_color": "#f0f0f0",
  "theme_color": "#4CAF50",
  "orientation": "landscape",
  "icons": [
    {
      "src": "icon.svg",
      "sizes": "any",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    },
    {
      "src": "icon.png",
      "sizes": "256x256",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}