-keep class * extends androidx.work.Worker
-keep class * extends androidx.work.InputMerger
# Keep all constructors on ListenableWorker, Worker (also marked with @Keep)
-keep public class * extends androidx.work.ListenableWorker {
    public <init>(...);
}
# We need to keep WorkerParameters for the ListenableWorker constructor
-keep class androidx.work.WorkerParameters