play-services-ads and support-lib custom versions in rootProject

[qvick1pro]

[aamagda]

Hi. Do you have any plan to apply this changes?

25may Google published new 21.0.0 version of com.google.firebase:firebase-ads

Our project uses 18.2.0 version. And now we have this build exception

* What went wrong:
Execution failed for task ':app:checkDebugDuplicateClasses'.
> A failure occurred while executing com.android.build.gradle.internal.tasks.CheckDuplicatesRunnable
   > Duplicate class com.google.android.gms.internal.measurement.zzhx found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.internal.measurement.zzmz found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.internal.measurement.zzna found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.internal.measurement.zznb found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.internal.measurement.zznc found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.internal.measurement.zznd found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzga found in modules jetified-play-services-measurement-19.0.0-runtime (com.google.android.gms:play-services-measurement:19.0.0) and jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2)
     Duplicate class com.google.android.gms.measurement.internal.zzhe found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzhf found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzhg found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzhh found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzhi found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzhj found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzio found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)
     Duplicate class com.google.android.gms.measurement.internal.zzit found in modules jetified-play-services-measurement-base-20.1.2-runtime (com.google.android.gms:play-services-measurement-base:20.1.2) and jetified-play-services-measurement-impl-19.0.0-runtime (com.google.android.gms:play-services-measurement-impl:19.0.0)

After debuging dependencies via ./gradlew app:dependencies, we found such resolutions

+--- project :react-native-idfa
|    +--- com.android.support:appcompat-v7:28.0.0 -> androidx.appcompat:appcompat:1.3.1 (*)
|    +--- com.google.android.gms:play-services-ads:+ -> 21.0.0 (*)