Phenotype Patcher for Android Auto to allow 3rd party apps like CarStream or AA Mirror.
Link to xda thread (I'm not owner of this thread): https://forum.xda-developers.com/android-auto/android-auto-general/app-android-auto-3rd-party-app-enabler-t3853009
Build in Android Studio 3.2.1.