digital-pilates/android/app/src/main/res/drawable/ic_launcher_background.xml

<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
  <item android:drawable="@color/splashscreen_background"/>
  <item>
    <bitmap android:gravity="center" android:src="@drawable/splashscreen_logo"/>
  </item>
</layer-list>