清理缓存的时候，弹框提示信息，让用户确认或取消操作

lib/ui/pages/web_page.dart

 import 'package:appframe/bloc/web_cubit.dart';
 import 'package:appframe/bloc/web_cubit.dart';
+import 'package:appframe/config/constant.dart';
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/config/locator.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
@@ -72,10 +73,10 @@ class WebPage extends StatelessWidget {
                   width: MediaQuery.of(ctx).size.width * 0.8,
                   width: MediaQuery.of(ctx).size.width * 0.8,
                   child: Column(children: [
                   child: Column(children: [
                     DrawerHeader(
                     DrawerHeader(
-                        decoration: BoxDecoration(
-                          color: Color(0xFF7691FA),
-                        ),
-                        child: Align(
+                      decoration: BoxDecoration(
+                        color: Color(0xFF7691FA),
+                      ),
+                      child: Align(
                           alignment: Alignment.centerLeft,
                           alignment: Alignment.centerLeft,
                           child: Text('设置',
                           child: Text('设置',
                               style: TextStyle(
                               style: TextStyle(
@@ -127,7 +128,7 @@ class WebPage extends StatelessWidget {
                               title: const Text('清理缓存'),
                               title: const Text('清理缓存'),
                               onTap: () {
                               onTap: () {
                                 Navigator.pop(ctx);
                                 Navigator.pop(ctx);
-                                ctx.read<WebCubit>().clearStorage();
+                                _showClearCacheDialog(ctx);
                               },
                               },
                             ),
                             ),
                             ListTile(
                             ListTile(
@@ -147,12 +148,19 @@ class WebPage extends StatelessWidget {
                       width: double.infinity,
                       width: double.infinity,
                       padding: const EdgeInsets.all(16.0),
                       padding: const EdgeInsets.all(16.0),
                       child: Center(
                       child: Center(
-                        child: Text(
-                          '版权所有 © 2025',
-                          style: TextStyle(
-                            color: Colors.grey,
-                            fontSize: 12,
-                          ),
+                        child: Column(
+                          children: [
+                            Text(
+                              'Version ${Constant.appVersion}',
+                              style: TextStyle(
+                                color: Colors.grey,
+                                fontSize: 12,
+                              ),
+                            ),
+                            Text(
+                              'Copyright © 中山班小二科技有限公司',
+                            ),
+                          ],
                         ),
                         ),
                       ),
                       ),
                     ),
                     ),
@@ -241,4 +249,32 @@ class WebPage extends StatelessWidget {
       ),
       ),
     );
     );
   }
   }
-}
\ No newline at end of file
+
+  void _showClearCacheDialog(BuildContext ctx) {
+    showDialog(
+      context: ctx,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          title: Text('清理缓存'),
+          content: Text('清理缓存后将需要重新登录，是否继续？'),
+          actions: <Widget>[
+            TextButton(
+              child: Text('取消'),
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+            ),
+            TextButton(
+              child: Text('确认'),
+              onPressed: () {
+                Navigator.of(context).pop();
+                ctx.read<WebCubit>().clearStorage();
+                ctx.read<WebCubit>().goLogin();
+              },
+            ),
+          ],
+        );
+      },
+    );
+  }
+}