fix: builtin editor (#503)

lib/data/model/sftp/req.dart

@@ -1,11 +1,4 @@
-import 'dart:async';
-
-import 'package:fl_lib/fl_lib.dart';
-import 'package:server_box/data/res/store.dart';
-
-import '../../../core/utils/server.dart';
-import '../server/server_private_info.dart';
-import 'worker.dart';
+part of 'worker.dart';
 
 class SftpReq {
   final ServerPrivateInfo spi;
@@ -69,9 +62,8 @@ class SftpReqStatus {
   int get hashCode => id ^ super.hashCode;
 
   void dispose() {
-    // ignore: deprecated_member_use_from_same_package
-    worker.dispose();
-    completer?.complete();
+    worker._dispose();
+    completer?.complete(true);
   }
 
   void onNotify(dynamic event) {