Create one bucket, make it public-read; Otherwise, can't read the object by url.
Create a key for SDK client visiting this resource pool
Configure the bucket and key
Bootstrap OOS service
Note that guangzhou OOS endpoint is https://oos-gz.ctyunapi.cn , console website is https://oos-gz.ctyun.cn , resource url pattern is https://oos-gz.ctyunapi.cn/<Bucket Name>/<Object Key>