feat(invitations): 邀请好友入口前置到顶部导航并补登录兜底

frontend/src/features/invitations/InvitationsPage.tsx

@@ -13,6 +13,7 @@ import {
   type TableColumnsType,
 } from 'antd'
 import { CopyOutlined, GiftOutlined, ReloadOutlined } from '@ant-design/icons'
+import { Navigate } from 'react-router-dom'
 
 import {
   fetchInvitedRecords,
@@ -142,6 +143,7 @@ const rebateColumns: TableColumnsType<InviteRebateLedger> = [
 
 export function InvitationsPage() {
   const user = useSessionStore(state => state.user)
+  const hydrated = useSessionStore(state => state.hydrated)
   const [tab, setTab] = useState('records')
   const [recordPage, setRecordPage] = useState(1)
   const [rebatePage, setRebatePage] = useState(1)
@@ -160,6 +162,10 @@ export function InvitationsPage() {
 
   const summary = summaryQuery.data
 
+  // 邀请返利需要登录后查看；未登录直接跳登录页，登录后回到本页。
+  if (!hydrated) return null
+  if (!user) return <Navigate to="/login?redirect=/invitations" replace />
+
   const copyLink = async () => {
     if (!summary?.invite_link) return
     try {

frontend/src/features/mobile/MobileInvitationsPage.tsx

@@ -1,6 +1,6 @@
 import { Button, Card, ErrorBlock, NavBar, Skeleton, Tag, Toast } from 'antd-mobile'
 import { useQuery } from '@tanstack/react-query'
-import { useNavigate } from 'react-router-dom'
+import { Navigate, useNavigate } from 'react-router-dom'
 
 import { fetchInvitedRecords, useInvitationSummary } from '@/features/invitations/api'
 import { useSessionStore } from '@/stores/session'
@@ -16,6 +16,7 @@ const stageLabels: Record<string, string> = {
 export function MobileInvitationsPage() {
   const navigate = useNavigate()
   const user = useSessionStore(state => state.user)
+  const hydrated = useSessionStore(state => state.hydrated)
   const summaryQuery = useInvitationSummary(Boolean(user))
   const recordsQuery = useQuery({
     queryKey: ['invitation-records', 1],
@@ -26,6 +27,10 @@ export function MobileInvitationsPage() {
   const summary = summaryQuery.data
   const records = recordsQuery.data?.items ?? []
 
+  // 邀请返利需要登录后查看；未登录直接跳移动端登录页。
+  if (!hydrated) return null
+  if (!user) return <Navigate to="/m/login?redirect=/m/invitations" replace />
+
   const copyLink = async () => {
     if (!summary?.invite_link) return
     try {

frontend/src/layouts/StorefrontLayout.tsx

@@ -42,6 +42,18 @@ export function StorefrontLayout() {
             <NavLink to="/announcements" className={navLinkClass}>
               公告
             </NavLink>
+            <NavLink
+              to="/invitations"
+              className={navLinkClass}
+              onClick={event => {
+                if (!user) {
+                  event.preventDefault()
+                  navigate('/login?redirect=/invitations')
+                }
+              }}
+            >
+              邀请好友
+            </NavLink>
           </nav>
 
           <Space size={12}>