Imports github.com/moby/buildkit/frontend/dockerfile/instructions github.com/moby/buildkit/frontend/dockerfile/parser github.com/moby/buildkit/frontend/dockerfile/shell github.com/pkg/errors golang.org/x/exp/maps Standard library imports bytes crypto/md5 crypto/sha1 crypto/sha256 encoding/hex fmt hash io io/fs log/slog os path/filepath sort strings