fix: 修复导航栏 Max 会员订阅信息显示问题

- 修复 HomeNavbar 中 useEffect 执行顺序导致订阅信息不加载的问题
- 移除 ref 检查逻辑,改为直接根据登录状态加载订阅信息
- 增强订阅相关的调试日志输出(getCurrentUser, API handler, HomeNavbar)
- 优化用户数据获取的日志格式,便于问题排查

src/mocks/handlers/account.js

@@ -594,14 +594,13 @@ export const accountHandlers = [
 
     const currentUser = getCurrentUser();
     if (!currentUser) {
+      console.warn('[Mock API] 获取订阅详情失败: 用户未登录');
       return HttpResponse.json(
         { success: false, error: '未登录' },
         { status: 401 }
       );
     }
 
-    console.log('[Mock] 获取当前订阅详情');
-
     // 基于当前用户的订阅类型返回详情
     const userSubscriptionType = (currentUser.subscription_type || 'free').toLowerCase();
 
@@ -614,6 +613,14 @@ export const accountHandlers = [
       end_date: currentUser.subscription_end_date || null
     };
 
+    console.log('[Mock API] 获取当前订阅详情:', {
+      user_id: currentUser.id,
+      phone: currentUser.phone,
+      subscription_type: userSubscriptionType,
+      subscription_status: subscriptionDetails.status,
+      days_left: subscriptionDetails.days_left
+    });
+
     return HttpResponse.json({
       success: true,
       data: subscriptionDetails