Fix and clean proguard/r8 file (#1213)

app/build.gradle

@@ -60,7 +60,7 @@ android {
         release {
             minifyEnabled true
             shrinkResources true
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
             signingConfig signingConfigs.release
         }
         debug {

app/proguard-rules.pro

@@ -1,33 +1,21 @@
-# Optimizations
--optimizationpasses 5
--optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
--dontusemixedcaseclassnames
--dontskipnonpubliclibraryclasses
--dontskipnonpubliclibraryclassmembers
--dontpreverify
+# General
 -dontobfuscate
--allowaccessmodification
--repackageclasses ''
--verbose
 
 
-#Keep all wulkanowy files
+#Config for wulkanowy
 -keep class io.github.wulkanowy.** {*;}
 
 
-#Config for anallitycs
--keepattributes *Annotation*
+#Config for firebase crashlitycs
 -keepattributes SourceFile,LineNumberTable
--keep class com.crashlytics.** {*;}
 -keep public class * extends java.lang.Exception
--dontwarn com.crashlytics.**
 
 
-#Config for OkHttp
+#Config for Okio and OkHttp
+-dontwarn javax.annotation.**
 -keepnames class okhttp3.internal.publicsuffix.PublicSuffixDatabase
 -dontwarn org.codehaus.mojo.animal_sniffer.*
 -dontwarn okhttp3.internal.platform.ConscryptPlatform
--dontwarn javax.annotation.**
 
 
 #Config for MPAndroidChart
@@ -35,11 +23,4 @@
 
 
 #Config for Material Components
--keep class com.google.android.material.tabs.** { *; }
-
-
-#Config for About Libraries
--keep class .R
--keep class **.R$* {
-    <fields>;
-}
+-keep class com.google.android.material.tabs.** { *; }