feat: 添加附件（下载管理）分页/详情/新增/更新/设置排序值/删除接口

app/common/model/AttachmentBaseModel.php

@@ -0,0 +1,40 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\common\model;
+
+use think\Model;
+
+/**
+ * 附件（下载管理）模型
+ * @mixin \think\Model
+ */
+class AttachmentBaseModel extends Model
+{
+    // 表名
+    protected $name = 'attachment';
+
+    // 主键
+    protected $pk = 'id';
+
+    // 字段信息
+    protected $schema = [
+        'id'               => 'int',
+        'language_id'      => 'int',
+        'category_id'      => 'int',
+        'name'             => 'string',
+        'desc'             => 'string',
+        'image'            => 'string',
+        'applicable_to'    => 'string',
+        'support_platform' => 'string',
+        'attach'           => 'string',
+        'sort'             => 'int',
+        'recommend'        => 'int',
+        'seo_title'        => 'string',
+        'seo_keywords'     => 'string',
+        'seo_desc'         => 'string',
+        'created_at'       => 'datetime',
+        'updated_at'       => 'datetime',
+        'deleted_at'       => 'datetime',
+    ];
+}