{
  "name": "Ttech",
  "short_name": "Ttech",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#2563eb",
  "icons": [
    {"src": "/apple-touch-icon.png", "sizes": "180x180", "type": "image/png"},
    {"src": "/favicon.ico", "sizes": "48x48 64x64 128x128 256x256", "type": "image/x-icon"}
  ]
}