fix(api): 替换所有接口请求的域名为 guilixu-api.websoft.top

- 将获取 STS Token 的接口地址由 paopao-api 改为 guilixu-api
- 更新图片上传接口地址为新的 guilixu-api 域名
- 修改用户推广页面中邀请码链接和二维码接口的域名
- 更改注册页微信登录接口请求的域名为 guilixu-api

src/hooks/useUser.ts

@@ -0,0 +1,81 @@
+import { useUserContext } from '@/contexts/UserContext'
+import { useEffect, useState } from 'react'
+import Taro from '@tarojs/taro'
+import type { User } from '@/api/system/user/model'
+import { loginByOpenId } from '@/api/layout'
+import { TenantId } from '@/config/app'
+
+/**
+ * useUser - 兼容性 Hook
+ * 优先使用 UserContext，在未包裹 UserProvider 时降级为本地状态
+ */
+export const useUser = () => {
+  try {
+    const ctx = useUserContext()
+    return ctx
+  } catch {
+    // 未在 UserProvider 中，使用降级逻辑
+    return useUserFallback()
+  }
+}
+
+/** 降级方案：不依赖 Context 的本地用户状态 */
+const useUserFallback = () => {
+  const [user, setUser] = useState<User | null>(null)
+  const [loading, setLoading] = useState(true)
+
+  const loadFromStorage = () => {
+    const token = Taro.getStorageSync('access_token')
+    const userData = Taro.getStorageSync('User')
+    if (token && userData) {
+      const parsed = typeof userData === 'string' ? JSON.parse(userData) : userData
+      setUser(parsed as User)
+      return true
+    }
+    return !!token
+  }
+
+  const loginUser = (token: string, userInfo: User) => {
+    Taro.setStorageSync('access_token', token)
+    Taro.setStorageSync('User', userInfo)
+    setUser(userInfo)
+  }
+
+  const logoutUser = () => {
+    Taro.removeStorageSync('access_token')
+    Taro.removeStorageSync('User')
+    setUser(null)
+  }
+
+  const refreshUser = async () => {
+    // 降级方案不自动刷新
+    return user
+  }
+
+  const syncFromStorage = (): boolean => {
+    return loadFromStorage()
+  }
+
+  useEffect(() => {
+    const init = async () => {
+      const hasLocal = loadFromStorage()
+      if (!hasLocal) {
+        try {
+          const data = await new Promise<any>((resolve, reject) => {
+            Taro.login({
+              success: (res) => loginByOpenId({ code: res.code, tenantId: TenantId }).then(resolve).catch(reject),
+              fail: reject,
+            })
+          })
+          if (data?.access_token && data?.user) {
+            loginUser(data.access_token, data.user)
+          }
+        } catch { /* ignore */ }
+      }
+      setLoading(false)
+    }
+    init()
+  }, [])
+
+  return { user, isLoggedIn: !!user, loading, loginUser, logoutUser, refreshUser, syncFromStorage }
+}