manifest.json

{
  "name": "Bhanu Portfolio",
  "short_name": "Portfolio",
  "start_url": "./public/index.html",
  "display": "standalone",
  "background_color": "#ffe9d2",
  "theme_color": "#ffe9d2",
  "orientation": "portrait-primary",
  "icons":[{

    "src": "./public/Rocket.png",
    "type": "image/png",
    "sizes": "144x144"
  }
  ]

}