new: sftp jump history

lib/data/store/history.dart

@@ -0,0 +1,32 @@
+import 'package:hive_flutter/hive_flutter.dart';
+import 'package:toolbox/core/persistant_store.dart';
+
+typedef _HistoryType = List<String>;
+
+/// index from 0 -> n : latest -> oldest
+class _History {
+  final _HistoryType _history;
+  final String _name;
+  final Box<_HistoryType> _box;
+
+  _History({
+    required Box<_HistoryType> box,
+    required String name,
+  })  : _box = box,
+        _name = name,
+        _history = box.get(name, defaultValue: <String>[])!;
+
+  void add(String path) {
+    _history.remove(path);
+    _history.insert(0, path);
+    _box.put(_name, _history);
+  }
+
+  _HistoryType get all => _history;
+}
+
+class HistoryStore extends PersistentStore<_HistoryType> {
+  late final _History sftpPath = _History(box: box, name: 'sftpPath');
+
+  late final _History sshCmds = _History(box: box, name: 'sshCmds');
+}