feat(公告分类): 新增公告分类管理页面及路由配置

src/router/views/index.js

@@ -65,7 +65,7 @@ export default [
                 },
                 component: () =>
                     import(
-                        /* webpackChunkName: "announcement" */ "@/views/announcement/category"
+                        /* webpackChunkName: "announcement" */ "@/views/announcement/category/category"
                     )
             }
         ]