{
  "name": "CalcHub - Professional Calculator Tools",
  "short_name": "CalcHub",
  "description": "Professional-grade online calculator tools for mathematics, finance, conversions, and everyday calculations.",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#0f0f0f",
  "orientation": "portrait-primary",
  "categories": ["productivity", "education", "utilities"],
  "lang": "en",
  "dir": "ltr",
  "icons": [
    {
      "src": "/icon-192x192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    },
    {
      "src": "/icon-256x256.png",
      "sizes": "256x256",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "/icon-384x384.png",
      "sizes": "384x384",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "/icon-512x512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any"
    }
  ],
  "screenshots": [
    {
      "src": "/screenshot-wide.png",
      "sizes": "1280x720",
      "type": "image/png",
      "form_factor": "wide"
    },
    {
      "src": "/screenshot-narrow.png",
      "sizes": "640x1136",
      "type": "image/png",
      "form_factor": "narrow"
    }
  ],
  "shortcuts": [
    {
      "name": "Basic Calculator",
      "short_name": "Calculator",
      "description": "Open the basic calculator",
      "url": "/?calculator=basic",
      "icons": [
        {
          "src": "/icon-192x192.png",
          "sizes": "192x192"
        }
      ]
    },
    {
      "name": "Age Calculator",
      "short_name": "Age Calc",
      "description": "Calculate your exact age",
      "url": "/calculators/age",
      "icons": [
        {
          "src": "/icon-192x192.png",
          "sizes": "192x192"
        }
      ]
    },
    {
      "name": "Percentage Calculator",
      "short_name": "Percentage",
      "description": "Calculate percentages",
      "url": "/calculators/percentage",
      "icons": [
        {
          "src": "/icon-192x192.png",
          "sizes": "192x192"
        }
      ]
    }
  ],
  "share_target": {
    "action": "/share/",
    "method": "GET",
    "params": {
      "title": "title",
      "text": "text",
      "url": "url"
    }
  }
}