Merge pull request #34218 from callstack-internal/hur/enable-proguard

perf: reduce APK size with ProGuard enabled

android/app/build.gradle

@@ -71,7 +71,7 @@ project.ext.envConfigFiles = [
 /**
  * Set this to true to Run Proguard on Release builds to minify the Java bytecode.
  */
-def enableProguardInReleaseBuilds = false
+def enableProguardInReleaseBuilds = true
 
 /**
  * The preferred build flavor of JavaScriptCore (JSC)
@@ -152,8 +152,9 @@ android {
         }
         release {
             productFlavors.production.signingConfig signingConfigs.release
+            shrinkResources enableProguardInReleaseBuilds
             minifyEnabled enableProguardInReleaseBuilds
-            proguardFiles getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro"
+            proguardFiles getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
 
             signingConfig null
             // buildTypes take precedence over productFlavors when it comes to the signing configuration,

android/app/proguard-rules.pro

@@ -8,5 +8,31 @@
 #   http://developer.android.com/guide/developing/tools/proguard.html
 
 # Add any project specific keep options here:
--keep class com.facebook.hermes.unicode.** { *; }
--keep class com.facebook.jni.** { *; }
+-keep class com.expensify.chat.BuildConfig { *; }
+-keep, allowoptimization, allowobfuscation class expo.modules.** { *; }
+
+# Added from auto-generated missingrules.txt to allow build to succeed
+-dontwarn com.onfido.javax.inject.Inject
+-dontwarn javax.lang.model.element.Element
+-dontwarn javax.lang.model.type.TypeMirror
+-dontwarn javax.lang.model.type.TypeVisitor
+-dontwarn javax.lang.model.util.SimpleTypeVisitor7
+-dontwarn net.sf.scuba.data.Gender
+-dontwarn net.sf.scuba.smartcards.CardFileInputStream
+-dontwarn net.sf.scuba.smartcards.CardService
+-dontwarn net.sf.scuba.smartcards.CardServiceException
+-dontwarn org.jmrtd.AccessKeySpec
+-dontwarn org.jmrtd.BACKey
+-dontwarn org.jmrtd.BACKeySpec
+-dontwarn org.jmrtd.PACEKeySpec
+-dontwarn org.jmrtd.PassportService
+-dontwarn org.jmrtd.lds.CardAccessFile
+-dontwarn org.jmrtd.lds.PACEInfo
+-dontwarn org.jmrtd.lds.SecurityInfo
+-dontwarn org.jmrtd.lds.icao.DG15File
+-dontwarn org.jmrtd.lds.icao.DG1File
+-dontwarn org.jmrtd.lds.icao.MRZInfo
+-dontwarn org.jmrtd.protocol.AAResult
+-dontwarn org.jmrtd.protocol.BACResult
+-dontwarn org.jmrtd.protocol.PACEResult
+-dontwarn org.spongycastle.jce.provider.BouncyCastleProvider

android/app/src/main/res/raw/keep.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools"
+    tools:keep="@mipmap/ic_launcher, @drawable/bootsplash*, @drawable/alert_background,
+        @drawable/ic_launcher*, @drawable/ic_notification*, @drawable/picker_background,
+        @drawable/rn_edit_text_material" />