目录1. 核心思路2. 代码实现2.1 工具类：本地&HTTP两种方式写入Zip2.2 Controller 示例：按本地目录结构批量导出3. 常见问题及安全建议4. 总结需要将一批文件（可能分布在不同目录、不同来源）打包成Zip格式，按
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