Imports
- github.com/distribution/distribution/v3/registry/storage/driver/azure
- github.com/distribution/distribution/v3/registry/storage/driver/factory
- github.com/distribution/distribution/v3/registry/storage/driver/gcs
- github.com/distribution/distribution/v3/registry/storage/driver/s3-aws
- github.com/gorilla/handlers
- github.com/spf13/pflag
- github.com/wzshiming/geario