优化

src/components/NavLeft.vue

@@ -116,7 +116,7 @@
           </a-menu-item>
         </a-sub-menu>
 
-        <a-sub-menu key="sub3" v-if="checkMenu('coursewaremanage,onlinemanage,coursemanage')">
+        <a-sub-menu key="sub3" v-if="checkMenu('coursewaremanage,onlinemanage,coursemanage,courserecommended')">
           <template #icon>
             <div class="imgBox">
               <img
@@ -153,7 +153,7 @@
             ></span>
             <router-link to="/coursemanage">课件管理</router-link>
           </a-menu-item>
-          <a-menu-item key="sub3-4" >
+          <a-menu-item key="sub3-4">
             <span
                 :class="{
                 circleActive: selectedKeys[0] === 'sub3-4' ? true : false,
@@ -806,7 +806,7 @@ export default {
         },
         {
           href: "/courserecommended",
-          openKeys: "sub4",
+          openKeys: "sub3",
           selectedKeys: "sub3-4",
           pagename: "课程推荐",
         },