Imports of package instructions

PathSynopsis
errorsPackage errors implements functions to manipulate errors.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/docker/docker/api/types/container
github.com/docker/docker/api/types/strslice
github.com/moby/buildkit/frontend/dockerfile/commandPackage command contains the set of Dockerfile commands.
github.com/moby/buildkit/frontend/dockerfile/parserThe parser package implements a parser that transforms a raw byte-stream into a low-level Abstract Syntax Tree.
github.com/pkg/errorsPackage errors provides simple error handling primitives.
regexpPackage regexp implements regular expression search.
sortPackage sort provides primitives for sorting slices and user-defined collections.
strconvPackage strconv implements conversions to and from string representations of basic data types.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
timePackage time provides functionality for measuring and displaying time.