修复会话安全与实时消息

web/src/components/layout/AgentSidebar.tsx

@@ -21,8 +21,13 @@ const AgentSidebar = () => {
   const location = useLocation()
   const navigate = useNavigate()
   const { user, logout } = useAuth()
+  const visibleMenuItems = menuItems.filter(item => {
+    if (item.key === '/agent/statistics') return user?.role === 'admin' || user?.role === 'supervisor'
+    if (item.key === '/agent/settings') return user?.role === 'admin'
+    return true
+  })
 
-  const selectedKey = menuItems.find(item => location.pathname.startsWith(item.key))?.key || '/agent/dashboard'
+  const selectedKey = visibleMenuItems.find(item => location.pathname.startsWith(item.key))?.key || '/agent/dashboard'
 
   const handleLogout = () => {
     logout()
@@ -38,7 +43,7 @@ const AgentSidebar = () => {
       <Menu
         mode="inline"
         selectedKeys={[selectedKey]}
-        items={menuItems}
+        items={visibleMenuItems}
         onClick={({ key }) => navigate(key)}
         className="border-e-0 mt-2 flex-1"
       />