Added WL1 map parsing

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

lib/features/map/wolf_map.dart

@@ -0,0 +1,24 @@
+import 'package:flutter/services.dart';
+import 'package:wolf_dart/features/map/wolf_level.dart';
+import 'package:wolf_dart/features/map/wolf_map_parser.dart';
+
+class WolfMap {
+  /// The fully parsed and decompressed levels from the game files.
+  final List<WolfLevel> levels;
+
+  // A private constructor so we can only instantiate this from the async loader
+  WolfMap._(this.levels);
+
+  /// Asynchronously loads the map files and parses them into a new WolfMap instance.
+  static Future<WolfMap> load() async {
+    // 1. Load the binary data
+    final mapHead = await rootBundle.load("assets/MAPHEAD.WL1");
+    final gameMaps = await rootBundle.load("assets/GAMEMAPS.WL1");
+
+    // 2. Parse the data using the parser we just built
+    final parsedLevels = WolfMapParser.parseMaps(mapHead, gameMaps);
+
+    // 3. Return the populated instance!
+    return WolfMap._(parsedLevels);
+  }
+}