bugfix：未登录循环注册

miniprogram/pages/profile/profile.ts

@@ -1,4 +1,5 @@
-import { request, uploadFile } from '../../utils/request'
+import { request, uploadFile, redirectToLogin } from '../../utils/request'
+import * as auth from '../../utils/auth'
 import { UserInfo, QuotaItem } from '../../types/models'
 import { QuotaType, STORAGE_KEYS } from '../../utils/config'
 import { formatDate } from '../../utils/format'
@@ -46,16 +47,19 @@ Page({
 
   onShow() {
     this.syncTabBar()
+    // 未登录直接回登录页（幂等跳转），不再发出必然 401 的请求
+    if (!auth.isLoggedIn()) {
+      redirectToLogin()
+      return
+    }
     this.fetchUser()
     this.fetchQuota()
   },
 
   syncTabBar() {
     const tabBar = (this as any).getTabBar && (this as any).getTabBar()
-    if (tabBar) {
-      tabBar.setData({ selected: 4 })
-      if (tabBar.refreshUnread) tabBar.refreshUnread()
-    }
+    // 红点由 tabBar 自身在登录态下同步，这里只更新选中态
+    if (tabBar) tabBar.setData({ selected: 4 })
   },
 
   fetchUser() {