追加webdav重新登录的button，还在测试边界情况

lib/pages/player_page.dart

@@ -2,6 +2,7 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import '../services/audio_service.dart';
+import '../base/base_state.dart';
 
 class PlayerPage extends StatefulWidget {
   final VoidCallback? onClose;
@@ -17,7 +18,7 @@ class PlayerPage extends StatefulWidget {
   State<PlayerPage> createState() => _PlayerPageState();
 }
 
-class _PlayerPageState extends State<PlayerPage> {
+class _PlayerPageState extends BaseState<PlayerPage> {
   double? _dragProgress;
 
   String _formatDuration(Duration d) {