Tachostand in Graph hizugefügt

lib/controller/graph_controller.dart

@@ -7,6 +7,7 @@ class GraphController extends GetxController {
   final sumYearLiters = 0.0.obs;
   final sumYearPrice = 0.0.obs;
   final averagePricePerLiter = 0.0.obs;
+  final szTachostand = ''.obs;
 
   @override
   void onInit() {
@@ -44,6 +45,7 @@ class GraphController extends GetxController {
     var lastOdometer = double.tryParse(listTankModel.last.szOdometer) ?? 0.0;
 
     sumYearKm.value = lastOdometer - firstOdometer;
+    szTachostand.value = listTankModel.last.szOdometer;
 
     double totalLiters = 0.0;
     double totalPrice = 0.0;

lib/pages/graph_view.dart

@@ -49,9 +49,17 @@ class GraphPage extends GetView<GraphController> {
                 DetailInfoCardWidget(
                   title: 'Jahresstatistik',
                   children: [
+                    DetailStatWidget(
+                      icon: Icons.speed,
+                      label: 'Tachostand',
+                      value: '${graphCtrl.szTachostand.value} KM',
+                      iconColor: Colors.orange.shade900,
+                      valueSize: 24,
+                      valueWeight: FontWeight.bold,
+                    ),
                     DetailStatWidget(
                       icon: Icons.directions_car,
-                      label: 'Jahreskilometerstand',
+                      label: 'Jahreskilometerverbrauch',
                       value: '${graphCtrl.sumYearKm.value} KM',
                       iconColor: Colors.blue,
                       valueSize: 24,