Imports of package base

PathSynopsis
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/containerd/containerd/content
github.com/containerd/containerd/diff
github.com/containerd/containerd/images
github.com/containerd/containerd/rootfs
github.com/containerd/containerd/snapshots
github.com/moby/buildkit/cache
github.com/moby/buildkit/cache/blobs
github.com/moby/buildkit/cache/metadata
github.com/moby/buildkit/client
github.com/moby/buildkit/executor
github.com/moby/buildkit/exporter
github.com/moby/buildkit/exporter/containerimage
github.com/moby/buildkit/exporter/local
github.com/moby/buildkit/exporter/oci
github.com/moby/buildkit/frontend
github.com/moby/buildkit/frontend/gateway/client
github.com/moby/buildkit/identity
github.com/moby/buildkit/session
github.com/moby/buildkit/snapshot
github.com/moby/buildkit/snapshot/imagerefchecker
github.com/moby/buildkit/solver
github.com/moby/buildkit/solver/llbsolver/ops
github.com/moby/buildkit/solver/pb
github.com/moby/buildkit/source
github.com/moby/buildkit/source/containerimage
github.com/moby/buildkit/source/git
github.com/moby/buildkit/source/http
github.com/moby/buildkit/source/local
github.com/moby/buildkit/util/contentutil
github.com/moby/buildkit/util/progress
github.com/moby/buildkit/util/resolver
github.com/moby/buildkit/worker
github.com/opencontainers/go-digestPackage digest provides a generalized type to opaquely represent message digests and their operations within the registry.
github.com/opencontainers/image-spec/identityPackage identity provides implementations of subtle calculations pertaining to image and layer identity.
github.com/opencontainers/image-spec/specs-go/v1
github.com/pkg/errorsPackage errors provides simple error handling primitives.
golang.org/x/sync/errgroupPackage errgroup provides synchronization, error propagation, and Context cancelation for groups of goroutines working on subtasks of a common task.
ioPackage io provides basic interfaces to I/O primitives.
io/ioutilPackage ioutil implements some I/O utility functions.
osPackage os provides a platform-independent interface to operating system functionality.
path/filepathPackage filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
timePackage time provides functionality for measuring and displaying time.