{
  "name": "DevShells — Free Online Developer Tools",
  "short_name": "DevShells",
  "description": "Free online developer tools collection — JSON formatter, Base64 codec, UUID generator, QR code, image compressor and more. All client-side, no data uploads.",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#3b82f6",
  "icons": [
    { "src": "/icon-192.png", "sizes": "192x192", "type": "image/png" },
    { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png" }
  ],
  "categories": ["developer tools", "utilities"],
  "lang": "zh-CN"
}