initial copy from nat-as app

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Gson models used for API and on-disk cache deserialization.
+-keep class com.dano.test1.network.** { *; }
+-keep class com.dano.test1.data.** { *; }
+-keep class com.dano.test1.questionnaire.** { *; }
+
+# Room
+-keep class * extends androidx.room.RoomDatabase
+-keep @androidx.room.Entity class *
+-dontwarn androidx.room.paging.**
+
+# AndroidX Security crypto (EncryptedSharedPreferences / MasterKey)
+-keep class androidx.security.crypto.** { *; }
+
+# Gson reflective serialization
+-keepattributes Signature
+-keepattributes *Annotation*
+-dontwarn sun.misc.**
+
+# Keep line numbers for crash reports.
+-keepattributes SourceFile,LineNumberTable
+-renamesourcefileattribute SourceFile