Better proguard rules

Author: DeweyReed

app/build.gradle

@@ -29,8 +29,7 @@ android {
         release {
             minifyEnabled true
             shrinkResources true
-            // TODO: (2021-07-04): proguard-android-optimize.txt removes used resources.
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
 

app/proguard-rules.pro

@@ -39,16 +39,7 @@
 -keep class xyz.aprildown.timer.domain.entities.BehaviourType { *; }
 -keep class xyz.aprildown.timer.domain.entities.StepType { *; }
 
-# Okio https://square.github.io/okio/#r8-proguard
-# Animal Sniffer compileOnly dependency to ensure APIs are compatible with older versions of Java.
--dontwarn org.codehaus.mojo.animal_sniffer.*
-
 # MPAndroidChart https://github.com/PhilJay/MPAndroidChart/issues/348
 -keep public class com.github.mikephil.charting.animation.* {
     public protected *;
 }
-
--assumenosideeffects class kotlin.jvm.internal.Intrinsics {
-    public static void checkParameterIsNotNull(...);
-    public static void throwUninitializedPropertyAccessException(...);
-}