context

type BuildContext struct {
	RootDir    string // Root of the build file system. Always "/" in production.
	ContextDir string // Source of copy/add operations.

	// StageVars contains the resolved values corresponding to ARG and ENV
	// directives that occurred during the current stage.
	// It's only used for setting environment variables for RUN, not for
	// updating image config, since env vars from ARG are not supposed to be
	// persisted.
	StageVars map[string]string

	// MemFS and ImageStore can be shared across all copies of the BuildContext.
	MemFS      *snapshot.MemFS     // Merged view of base layers. Layers should be merged in order.
	ImageStore *storage.ImageStore // Stores image layers and manifests.

	CopyOps  []*snapshot.CopyOperation
	MustScan bool
	// contains filtered or unexported fields
}