type Attestation = result.Attestation[cache.ImmutableRef]

type Config struct {
	// contains filtered or unexported fields
}

type DescriptorReference interface {
	Release() error
	Descriptor() ocispecs.Descriptor
}

type Exporter interface {
	Resolve(context.Context, map[string]string) (ExporterInstance, error)
}

type ExporterInstance interface {
	Name() string
	Config() *Config
	Export(ctx context.Context, src *Source, sessionID string) (map[string]string, DescriptorReference, error)
}

type Source = result.Result[cache.ImmutableRef]