From 137a64d735394ca425b0144cb31b92febaaac939 Mon Sep 17 00:00:00 2001
From: API Changelog Bot <changelog@hulalv.com>
Date: Wed, 25 Mar 2026 15:06:42 +0800
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+# 接口变更记录 — 2026-03-25 15:06
+
+> **提交** `29d70a3` · **作者** wx · **时间** 2026-03-25 15:06:42 +0800
+>
+> fix: 素材父分类点击显示所有子分类素材 + 新增批量导出接口
+
+## 变更总览
+
+- **素材服务**
+  - Material (+1)
+
+---
+
+## 素材服务
+
+### Material
+
+> 📖 **接口文档**: [http://192.168.100.236:8094/doc.html](http://192.168.100.236:8094/doc.html) → 标签 **「素材管理」**
+
+### 🆕 `POST` /admin/material/export — 批量导出素材
+
+> 根据选中的素材ID列表，返回每个素材的下载链接信息（名称+OSS URL）。
+
+---
+
+<details>
+<summary>📁 全部变更文件 (点击展开)</summary>
+
+```
+M	hl-material-service/src/main/java/com/hulalv/material/controller/MaterialController.java
+M	hl-material-service/src/main/java/com/hulalv/material/service/MaterialService.java
+```
+</details>
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