feat: 开放API产品相关

app/openapi/model/LanguageModel.php

@@ -0,0 +1,19 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\openapi\model;
+
+use app\common\model\LanguageBaseModel;
+
+/**
+ * 语言模型
+ * @mixin \think\Model
+ */
+class LanguageModel extends LanguageBaseModel
+{
+    // 所属code范围查询
+    public function scopeCode($query, $code)
+    {
+        $query->where('code', '=', $code);
+    }
+}