Reenable Proguard

app/build.gradle

@@ -62,6 +62,11 @@ android {
             versionNameSuffix "-${getCommitCount()}"
             applicationIdSuffix ".debug"
         }
+        release {
+            minifyEnabled true
+            shrinkResources true
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
     }
 
     flavorDimensions "default"