Fix release build.

android/app/shrinker-rules.pro

@@ -46,6 +46,13 @@
 }
 
 # This is generated automatically by the Android Gradle plugin.
+-dontwarn kotlinx.serialization.KSerializer
+-dontwarn kotlinx.serialization.Serializable
+-dontwarn kotlinx.serialization.descriptors.PrimitiveKind$STRING
+-dontwarn kotlinx.serialization.descriptors.PrimitiveKind
+-dontwarn kotlinx.serialization.descriptors.SerialDescriptor
+-dontwarn kotlinx.serialization.descriptors.SerialDescriptorsKt
+-dontwarn kotlinx.serialization.internal.AbstractPolymorphicSerializer
 -dontwarn org.bouncycastle.jsse.BCSSLParameters
 -dontwarn org.bouncycastle.jsse.BCSSLSocket
 -dontwarn org.bouncycastle.jsse.provider.BouncyCastleJsseProvider

gradle.properties

@@ -14,14 +14,6 @@ kotlin.compiler.keepIncrementalCompilationCachesInMemory=true
 # Enable AndroidX
 android.useAndroidX=true
 
-# Use R8 instead of ProGuard for code shrinking.
-android.enableR8.fullMode=true
-
-# Enable non-transitive R class namespacing where each library only contains
-# references to the resources it declares instead of declarations plus all
-# transitive dependency references.
-android.nonTransitiveRClass=true
-
 # Default Android build features
 android.defaults.buildfeatures.buildconfig=false
 android.defaults.buildfeatures.resvalues=false
@@ -31,6 +23,14 @@ android.library.defaults.buildfeatures.androidresources=false
 # Run Lint on K2
 android.lint.useK2Uast=true
 
+# Experimental features
+android.useConditionalKeepRules=true
+android.keepWorkerActionServicesBetweenBuilds=true
+android.enablePartialRIncrementalBuilds=true
+
+# TODO remove once https://issuetracker.google.com/issues/313495194 is fixed
+android.enableNewResourceShrinker.preciseShrinking=false
+
 # do not import irrelevant source sets
 import_orphan_source_sets=false