feat: 微信登陆提示调整

src/components/Auth/WechatRegister.js

@@ -211,12 +211,12 @@ export default function WechatRegister() {
                 throw new Error('服务器无响应');
             }
             
-            if (response.code !== 0) {
+            if (!response.auth_url) {
                 throw new Error('获取二维码失败');
             }
 
-            setWechatAuthUrl(response.data.auth_url);
-            setWechatSessionId(response.data.session_id);
+            setWechatAuthUrl(response.auth_url);
+            setWechatSessionId(response.session_id);
             setWechatStatus(WECHAT_STATUS.WAITING);
 
             // 启动轮询检查扫码状态

src/components/Navbars/HomeNavbar.js

@@ -46,7 +46,7 @@ import { useAuthModal } from '../../contexts/AuthModalContext';
 const NavItems = ({ isAuthenticated, user }) => {
     const navigate = useNavigate();
 
-    if (!isAuthenticated && !user) {
+    if (isAuthenticated && user) {
         return (
             <HStack spacing={8}>
                 <Menu>