Imports
- github.com/go-acme/lego/platform/config/env
- github.com/aliyun/alibaba-cloud-sdk-go/sdk/auth/credentials
- github.com/aliyun/alibaba-cloud-sdk-go/sdk/requests
- github.com/aliyun/alibaba-cloud-sdk-go/services/alidns
- github.com/aliyun/alibaba-cloud-sdk-go/sdk
- github.com/go-acme/lego/challenge/dns01