SplashScreen\SplashScreen-4096x4096.png serves as the base splash screen artwork.

Steps to convert the base artwork as a LaunchImage in XCode:

1. Resize the base artwork using Preview to the height required by the LaunchImage, setting the width the same as the height.
2. Center crop the image using https://croppola.com to the correct width required by the LaunchImage.
3. Save the image into SplashScreen\iOS
4. Go to Images.xcassets in Xcode, click on LaunchImage, and drag the image into the right slot as a LaunchImage.

Steps to convert the base artwork as a LaunchImage in Android:

1. Resize the base artwork using Preview to the height required by the LaunchScreen, setting the width the same as the height.
2. Center crop the image using https://croppola.com to the correct width required by the LaunchScreen.
3. Save the image into SplashScreen\Android
4. Copy the relevant images to the appropriate android/app/src/main/res/drawable-* folders

AppIcon\AppIcon-1024x1024.png serves as the base app icon artwork.

Steps to convert the base artwork as a AppIcon in XCode:

1. Resize the base artwork to the correct icons using https://makeappicon.com.
2. Go to Images.xcassets in Xcode, click on AppIcon, and drag all the images into XCode.