{
  "name": "Find My Heat Bill Calculator",
  "short_name": "HeatBillROI",
  "description": "2026 Home Heating & Cooling Bill + 15-Year HVAC Lifespan ROI Calculator",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#f4f7fb",
  "theme_color": "#0f2442",
  "icons": [
    { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png" }
  ]
}