App icons
└── static/
├── favicon.png
└── icon-48.png
App icons should be placed under static/. App icons are used by various browsers and operating systems in different ways, so you should make sure you have at least favicon.png available there. Furthermore it's a good idea to include some icons for your web app manifest.
Download Sketch template
We have created a Sketch file that you can use to export all the different versions of your app icon and other assets to your Bellevue project.