{
  "name": "Frequency Generator",
  "short_name": "FreqGen",
  "description": "Precise tones 1 Hz – 22 kHz: sweeps, dual-channel, binaural beats, WAV export. 100% client-side, works offline.",
  "start_url": "./",
  "scope": "./",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#ffffff",
  "icons": [
    { "src": "icon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any" },
    { "src": "icon-maskable.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "maskable" }
  ]
}