open接口读取配置文件的时候不能识别大写字母文件名

Qinglong version

2.21.0

Steps to reproduce

用GET open/configs/{filename} 接口读取文件内容时，如果filename文件名存在大写字母，会报错 Invalid path format

What is expected?

尽快修复

What is actually happening?

用GET open/configs/{filename} 接口读取文件内容时，如果filename文件名存在大写字母，会报错 Invalid path format

System Info

Any additional comments?

No response