feat: create task with advanced options (#157)

ui/flutter/lib/app/modules/create/controllers/create_controller.dart

@@ -1,9 +1,25 @@
+import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
-class CreateController extends GetxController {
+class CreateController extends GetxController
+    with GetSingleTickerProviderStateMixin {
   // final files = [].obs;
   final RxList fileInfos = [].obs;
   final RxList selectedIndexes = [].obs;
   final RxList openedFolders = [].obs;
   final isResolving = false.obs;
+  final showAdvanced = false.obs;
+  late TabController advancedTabController;
+
+  @override
+  void onInit() {
+    super.onInit();
+    advancedTabController = TabController(length: 2, vsync: this);
+  }
+
+  @override
+  void onClose() {
+    advancedTabController.dispose();
+    super.onClose();
+  }
 }