mermaid/docs/public/manifest.json

{
  "short_name": "Mermaid",
  "name": "Mermaid JS",
  "icons": [
    {
      "src": "/favicon.png",
      "type": "image/png",
      "sizes": "512x512"
    }
  ],
  "background_color": "#6366F1",
  "display": "standalone",
  "theme_color": "#6366F1"
}