[image-builder-bob] Copy image using crane

Author: csweichel

components/image-builder-bob/go.mod

@@ -9,11 +9,12 @@ require (
 	github.com/gitpod-io/gitpod/common-go v0.0.0-00010101000000-000000000000
 	github.com/gofrs/flock v0.8.0 // indirect
 	github.com/gogo/googleapis v1.4.1 // indirect
+	github.com/google/go-containerregistry v0.6.0
 	github.com/moby/buildkit v0.9.0
+	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.0.1
 	github.com/pkg/errors v0.9.1
-	github.com/spf13/cobra v1.1.3
-	go.opencensus.io v0.23.0 // indirect
+	github.com/spf13/cobra v1.2.1
 	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
@@ -22,21 +23,22 @@ require (
 
 require (
 	github.com/containerd/continuity v0.1.0 // indirect
-	github.com/containerd/ttrpc v1.0.2 // indirect
+	github.com/containerd/stargz-snapshotter/estargz v0.7.0 // indirect
 	github.com/containerd/typeurl v1.0.2 // indirect
+	github.com/docker/cli v20.10.7+incompatible // indirect
 	github.com/docker/distribution v2.7.1+incompatible // indirect
 	github.com/docker/docker v20.10.7+incompatible // indirect
+	github.com/docker/docker-credential-helpers v0.6.3 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.4-0.20210608040537-544b4180ac70 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
-	github.com/klauspost/compress v1.12.3 // indirect
+	github.com/klauspost/compress v1.13.0 // indirect
 	github.com/moby/locker v1.0.1 // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
-	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/tonistiigi/fsutil v0.0.0-20210609172227-d72af97c0eaf // indirect
@@ -49,7 +51,7 @@ require (
 	go.opentelemetry.io/otel/sdk v1.0.0-RC1 // indirect
 	go.opentelemetry.io/otel/trace v1.0.0-RC1 // indirect
 	go.opentelemetry.io/proto/otlp v0.9.0 // indirect
-	golang.org/x/net v0.0.0-20210520170846-37e1c6afe023 // indirect
+	golang.org/x/net v0.0.0-20210525063256-abc453219eb5 // indirect
 	golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 // indirect
 	golang.org/x/text v0.3.6 // indirect
 	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect