[Bug] WebDAV backup fails and stops because mkdir reports an error even when the directory already exists #11034
Description
Contact Information
No response
1Panel Version
2.0.13
Problem Description
将WebDAV备份设置为已存在目录，备份时依然mkdir导致报错终止备份
Steps to Reproduce
WebDAV备份目录设置为已存在目录
The expected correct result
判断目录是否存在
Related log output
2025/11/23 01:00:05 执行 [cronjob-备份PSQL应用] 任务开始 [START]
2025/11/23 01:00:05 开始备份
2025/11/23 01:00:15 开始压缩目录
2025/11/23 01:00:19 压缩目录成功，压缩为 app_postgresql_20251123010004do1ly.tar.gz
2025/11/23 01:00:19 开始上传备份文件 app/postgresql/postgresql/app_postgresql_20251123010004do1ly.tar.gz 到 WebDAV
2025/11/23 01:00:21 上传 失败 mkdir /1panel failed, code: 200, err: 200 OK
2025/11/23 01:00:21 备份 [postgresql] 失败: mkdir /1panel failed, code: 200, err: 200 OK
2025/11/23 01:00:22 [TASK-END]Additional Information
No response