Added basic structure for game implementation

lib/data/dao/group_game_dao.g.dart

@@ -0,0 +1,10 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'group_game_dao.dart';
+
+// ignore_for_file: type=lint
+mixin _$GroupGameDaoMixin on DatabaseAccessor<AppDatabase> {
+  $PlayerTableTable get playerTable => attachedDatabase.playerTable;
+  $GroupTableTable get groupTable => attachedDatabase.groupTable;
+  $GroupGameTableTable get groupGameTable => attachedDatabase.groupGameTable;
+}