Implemented settings, new scan, enhanced UI/UX

lib/feature/authentication/bloc/auth_state.dart

@@ -1,9 +1,11 @@
+import 'package:hl_lieferservice/feature/authentication/model/user.dart';
+
 abstract class AuthState {}
 
 class Unauthenticated extends AuthState {}
 class Authenticated extends AuthState {
-  String teamId;
-
-  Authenticated({required this.teamId});
-}
+  User user;
+  String sessionId;
 
+  Authenticated({required this.user, required this.sessionId});
+}