fix: some problems are fixed

lib/feature/auth/data/data_source/local/auth_local_data.dart

@@ -9,6 +9,9 @@ class AuthLocalData {
   Future<String?> readToken() => _storage.read();
   Future<void> clearToken() => _storage.clear();
 
+  Future<void> saveMobile(String mobile) => _storage.writeMobile(mobile);
+  Future<String?> readMobile() => _storage.readMobile();
+
   Future<bool> hasToken() async {
     final t = await _storage.read();
     return t != null && t.isNotEmpty;