{
    "name": "",
    "short_name": "",
    "start_url": "/",
    "display": "standalone",
    "background_color": "#000",
    "theme_color": "#000",
    "orientation": "landscape-primary",
    "icons": [
      {
        "src": "static/icons/icon-128x128.png",
        "type": "image/png",
        "sizes": "128x128",
        "purpose": "maskable"
      },
      {
        "src": "static/icons/icon-128x128.png",
        "type": "image/png",
        "sizes": "128x128",
        "purpose": "any"
      },
      {
        "src": "static/icons/icon-192x192.png",
        "type": "image/png",
        "sizes": "192x192",
        "purpose": "maskable"
      },
      {
        "src": "static/icons/icon-192x192.png",
        "type": "image/png",
        "sizes": "192x192",
        "purpose": "any"
      },
      {
        "src": "static/icons/icon-384x384.png",
        "type": "image/png",
        "sizes": "384x384",
        "purpose": "maskable"
      },
      {
        "src": "static/icons/icon-384x384.png",
        "type": "image/png",
        "sizes": "384x384",
        "purpose": "any"
      },
      {
        "src": "static/icons/icon-512x512.png",
        "type": "image/png",
        "sizes": "512x512",
        "purpose": "maskable"
      },
      {
        "src": "static/icons/icon-512x512.png",
        "type": "image/png",
        "sizes": "512x512",
        "purpose": "any"
      }
    ],
  "screenshots" : [
    {
      "src": "static/icons/desktop_screenshot.png",
      "sizes": "1080x1920",
      "type": "image/png",
      "form_factor": "wide",
      "label": ""
    },
        {
      "src": "static/icons/mobile_screenshot.png",
      "sizes": "1920x1080",
      "type": "image/png",
      "label": ""
    }
  ]
  }