Merge remote-tracking branch 'origin/master'

lib/view/map.dart

@@ -1,4 +1,8 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_map/flutter_map.dart';
+import 'package:http/http.dart';
+import 'package:http/retry.dart';
+import 'package:latlong2/latlong.dart';
 
 class MapView extends StatefulWidget {
   const MapView({super.key});
@@ -10,6 +14,24 @@ class MapView extends StatefulWidget {
 class _MapViewState extends State<MapView> {
   @override
   Widget build(BuildContext context) {
-    return const Placeholder();
+    return FlutterMap(
+      options: const MapOptions(
+        initialCenter: LatLng(50.354, 7.5845),
+        initialZoom: 16,
+      ),
+      children: [
+        TileLayer(
+          urlTemplate: 'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
+        ),
+        TileLayer(
+          urlTemplate: "https://bubatzkarte.de/tiles/radius/100/{z}/{x}/{y}.png",
+          tileProvider: NetworkTileProvider(
+            httpClient: RetryClient(
+              Client(),
+              when: (response) => response.statusCode == 502)
+          ),
+        )
+      ],
+    );
   }
 }