fix(mobile): always check for updates and add debug logs

- Remove condition that only checked updates when wallet was created
- Add debug logging to version checker and self hosted updater
- Updates should now prompt on every app launch

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/mobile-app/lib/core/updater/channels/self_hosted_updater.dart

@@ -19,13 +19,16 @@ class SelfHostedUpdater {
 
   /// 检查并提示更新
   Future<void> checkAndPromptUpdate(BuildContext context) async {
+    debugPrint('[SelfHostedUpdater] 开始检查更新...');
     final versionInfo = await versionChecker.checkForUpdate();
 
     if (versionInfo == null) {
-      debugPrint('Already latest version');
+      debugPrint('[SelfHostedUpdater] 已是最新版本，无需更新');
       return;
     }
 
+    debugPrint('[SelfHostedUpdater] 发现新版本: ${versionInfo.version}, versionCode: ${versionInfo.versionCode}');
+
     if (!context.mounted) return;
 
     // 检测安装来源

frontend/mobile-app/lib/core/updater/version_checker.dart

@@ -25,6 +25,8 @@ class VersionChecker {
   Future<VersionInfo?> fetchLatestVersion() async {
     try {
       final currentInfo = await getCurrentVersion();
+      debugPrint('[VersionChecker] 当前版本: ${currentInfo.version}, buildNumber: ${currentInfo.buildNumber}');
+      debugPrint('[VersionChecker] API URL: $apiBaseUrl/api/app/version/check');
 
       final response = await _dio.get(
         '/api/app/version/check',
@@ -35,17 +37,22 @@ class VersionChecker {
         },
       );
 
+      debugPrint('[VersionChecker] 响应状态: ${response.statusCode}');
+      debugPrint('[VersionChecker] 响应数据: ${response.data}');
+
       if (response.statusCode == 200 && response.data != null) {
         // 检查是否需要更新
         final needUpdate = response.data['needUpdate'] as bool? ?? true;
         if (!needUpdate) {
+          debugPrint('[VersionChecker] 服务器返回无需更新');
           return null;
         }
+        debugPrint('[VersionChecker] 服务器返回需要更新');
         return VersionInfo.fromJson(response.data);
       }
       return null;
     } catch (e) {
-      debugPrint('Fetch version failed: $e');
+      debugPrint('[VersionChecker] 获取版本失败: $e');
       return null;
     }
   }

frontend/mobile-app/lib/features/auth/presentation/pages/splash_page.dart

@@ -69,14 +69,8 @@ class _SplashPageState extends ConsumerState<SplashPage> {
       context.go(RoutePaths.onboarding);
     }
 
-    // 获取目标路由用于后续检查
-    final targetRoute = authState.isWalletCreated ? RoutePaths.ranking : null;
-
-    // 延迟检查应用更新（跳转后执行，避免阻塞启动）
-    if (targetRoute == RoutePaths.ranking) {
-      // 只在进入主页面时检查更新
-      checkForAppUpdate(context);
-    }
+    // 总是检查应用更新（跳转后执行，避免阻塞启动）
+    checkForAppUpdate(context);
   }
 
   @override