modify blank_door

lib/pages/admin/blank_door.dart

@@ -1,3 +1,4 @@
+import 'package:flutter/foundation.dart';
 import 'package:get/get.dart';
 import 'package:vitalapp/architecture/utils/prompt_box.dart';
 import 'package:vitalapp/components/dialog_input.dart';
@@ -69,6 +70,7 @@ class BlankDoor {
   static Future<String?> _fetchPwd() async {
     String? result = await VDialogInput(
       title: "请输入密码",
+      initialValue: kDebugMode ? "dev@2024" : null,
     ).show();
     return result;
   }