Imports of package uploadprovider

PathSynopsis
github.com/moby/buildkit/identity
github.com/moby/buildkit/session/upload
github.com/pkg/errorsPackage errors provides simple error handling primitives.
google.golang.org/grpcPackage grpc implements an RPC system called gRPC.
google.golang.org/grpc/metadataPackage metadata define the structure of the metadata supported by gRPC library.
ioPackage io provides basic interfaces to I/O primitives.
pathPackage path implements utility routines for manipulating slash-separated paths.
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.