Csdk 1513

app/build.gradle

@@ -6,6 +6,16 @@ def username = properties.getProperty("plivo.username", "") ?: "\"\""
 def password = properties.getProperty("plivo.password", "") ?: "\"\""
 
 android {
+    signingConfigs {
+
+        release {
+            storeFile file("keystore-info/keystore.jks")
+            storePassword 'plivodev'
+            keyAlias 'plivodev'
+            keyPassword 'plivodev'
+        }
+    }
+
     compileSdkVersion 30
     defaultConfig {
         applicationId "com.plivo.plivosimplequickstart"
@@ -19,7 +29,9 @@ android {
     }
     buildTypes {
         release {
-            minifyEnabled false
+            shrinkResources true
+            minifyEnabled true
+            signingConfig signingConfigs.release
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }

app/proguard-rules.pro

@@ -19,3 +19,30 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
+
+-keep public class * {
+    public protected *;
+}
+
+# Preserve all .class method names.
+
+-keepclassmembernames class * {
+    java.lang.Class class$(java.lang.String);
+    java.lang.Class class$(java.lang.String, boolean);
+}
+
+# Preserve all native method names and the names of their classes.
+
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+# Preserve the special static methods that are required in all enumeration
+# classes.
+
+-keepclassmembers class * extends java.lang.Enum {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keep class org.webrtc.**  { *; }