refactor: 优化日志输出，仅在调试模式下启用

- 为所有 print 语句添加 kDebugMode 检查
- 更新 KRLogUtil 工具类，Release 模式下禁用日志输出
- 优化 18 个文件中的 335+ 条日志语句
- 提升 Release 版本性能并增强安全性

(cherry picked from commit 301f1510ba81fe94fb08e013ca80b3ca708a2e15)

lib/app/modules/kr_login/views/kr_login_view.dart

@@ -11,6 +11,7 @@ import 'package:kaer_with_panels/app/widgets/hi_help_entrance.dart';
 import 'package:kaer_with_panels/app/common/app_run_data.dart';
 import 'package:kaer_with_panels/app/modules/kr_home/controllers/kr_home_controller.dart';
 import 'package:kaer_with_panels/app/services/kr_site_config_service.dart';
+import 'package:flutter/foundation.dart';
 
 class KRLoginView extends GetView<KRLoginController> {
   const KRLoginView({super.key});