feat: 附件（软件/手册下载）

app/index/controller/Attachment.php

@@ -0,0 +1,23 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\index\controller;
+
+use app\index\model\AttachmentCategoryModel;
+use think\facade\View;
+
+/**
+ * 附件控制器
+ */
+class Attachment extends Common
+{
+    // 分页列表
+    public function index()
+    {
+        // 获取分类
+        $category = AttachmentCategoryModel::language($this->lang_id)->select();
+        View::assign('category', $category);
+
+        return View::fetch('index');
+    }
+}