feat: Update profile saving logic to follow desktop version pattern and enhance local data handling

app/src/main/java/com/rosetta/messenger/network/Packets.kt

@@ -42,23 +42,22 @@ class PacketHandshake : Packet() {
 /**
  * Result packet (ID: 0x02)
  * Server response for various operations
+ * Desktop uses: readInt16() for resultCode only
  */
 class PacketResult : Packet() {
     var resultCode: Int = 0
-    var message: String = ""
     
     override fun getPacketId(): Int = 0x02
     
     override fun receive(stream: Stream) {
-        resultCode = stream.readInt8()
-        message = stream.readString()
+        // Desktop: this.resultCode = stream.readInt16();
+        resultCode = stream.readInt16()
     }
     
     override fun send(): Stream {
         val stream = Stream()
         stream.writeInt16(getPacketId())
-        stream.writeInt8(resultCode)
-        stream.writeString(message)
+        stream.writeInt16(resultCode)
         return stream
     }
 }

app/src/main/java/com/rosetta/messenger/network/Protocol.kt

@@ -34,7 +34,9 @@ class Protocol(
     }
     
     private fun log(message: String) {
-        // Logging disabled for UI connection status
+        // TEMPORARY: Enable logging for debugging PacketUserInfo
+        android.util.Log.d(TAG, message)
+        logger(message)
     }
     
     private val client = OkHttpClient.Builder()