added session time stamp and online/offline state

app/src/main/AndroidManifest.xml

@@ -3,7 +3,9 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.dano.test1">
 
+    <!-- Netzwerkberechtigungen -->
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
     <application
         android:name=".MyApp"
@@ -16,6 +18,7 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Test1"
         android:networkSecurityConfig="@xml/network_security_config"
+        android:usesCleartextTraffic="true"
         tools:targetApi="31">
 
         <provider