feat: index - 首页及顶部导航处理

app/index/model/LanguageModel.php

@@ -0,0 +1,15 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\index\model;
+
+use app\common\model\LanguageBaseModel;
+
+/**
+ * 语言模型
+ * @mixin \think\Model
+ */
+class LanguageModel extends LanguageBaseModel
+{
+    //
+}