{
      "name": "OT Manager",
      "short_name": "OT Manager",
      "description": "Ung dung ghi nhan tang ca cho nhan vien",
      "start_url": "index.html",
      "display": "standalone",
      "background_color": "#0f0f1a",
      "theme_color": "#0f0f1a",
      "orientation": "portrait",
      "icons": [
              {
                        "src": "icon-192.png",
                        "sizes": "192x192",
                        "type": "image/png",
                        "purpose": "any maskable"
              },
              {
                        "src": "icon-512.png",
                        "sizes": "512x512",
                        "type": "image/png",
                        "purpose": "any maskable"
              }
      ]
}