"新增前端导航栏及文档结构"

src/.vuepress/navbar.ts

@@ -25,6 +25,11 @@ export default navbar([
     text: "AI",
     link: "/ai/",
     icon: "lightbulb",
+  },
+    {
+    text: "前端",
+    link: "/front-end/",
+    icon: "lightbulb",
   },
   // {
   //   text: "指南",

src/.vuepress/sidebar.ts

@@ -33,4 +33,5 @@ export default sidebar({
   "/java/": "structure",
   "/python/": "structure",
   "/ai/": "structure",
+  "/front-end/": "structure",
 });