Initial commit: JRZ NFC Cloner

Android NFC app with read, write, clone and HCE emulation.
Supports NDEF, NFC-V (ISO 15693), MIFARE Ultralight and Classic.
Dark cyan Material3 theme with edge-to-edge layout.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/src/main/res/xml/apduservice.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    AID-Gruppen für HCE.
+    Die Standard-AID hier ist ein Platzhalter (D2760000850101 = NDEF-AID).
+    Wird zur Laufzeit über HceService dynamisch konfiguriert.
+-->
+<host-apdu-service xmlns:android="http://schemas.android.com/apk/res/android"
+    android:description="@string/hce_service_description"
+    android:requireDeviceUnlock="false">
+
+    <aid-group android:category="other" android:description="@string/hce_aid_group_description">
+        <!-- NDEF Application AID -->
+        <aid-filter android:name="D2760000850101" />
+    </aid-group>
+
+</host-apdu-service>