Imports
- github.com/pkg/errors
- golang.org/x/net/context
- github.com/docker/docker/builder/remotecontext
- github.com/tonistiigi/fsutil
- github.com/docker/docker/pkg/stringid
- github.com/moby/buildkit/session/filesync
- github.com/sirupsen/logrus
- github.com/boltdb/bolt
- github.com/docker/docker/pkg/archive
- github.com/docker/docker/pkg/directory
- github.com/docker/docker/pkg/tarsum
- github.com/docker/docker/builder
- golang.org/x/sync/singleflight