{
  "name": "Peter's HVAC Advisory",
  "short_name": "HVAC Lens",
  "description": "Professional refrigeration and HVAC diagnostic tools built by a Red Seal Refrigeration Mechanic. PT charts, load calculators, and more for Canadian technicians.",
  "start_url": "/index.htm",
  "icons": [
    {"src": "/android-chrome-192x192.png", "sizes": "192x192", "type": "image/png"},
    {"src": "/android-chrome-512x512.png", "sizes": "512x512", "type": "image/png"}
  ],
  "theme_color": "#4c7be9",
  "background_color": "#0f172a",
  "display": "standalone",
  "scope": "/"
}