func FindUnqualifiedSearchRegistries(ctx *types.SystemContext) ([]Registry, error) {
	registries, err := GetRegistries(ctx)
	if err != nil {
		return nil, err
	}

	unqualified := []Registry{}
	for _, reg := range registries {
		if reg.Search {
			unqualified = append(unqualified, reg)
		}
	}
	return unqualified, nil
}
func FindUnqualifiedSearchRegistries(ctx *types.SystemContext) ([]Registry, error) {
	registries, err := GetRegistries(ctx)
	if err != nil {
		return nil, err
	}

	unqualified := []Registry{}
	for _, reg := range registries {
		if reg.Search {
			unqualified = append(unqualified, reg)
		}
	}
	return unqualified, nil
}
// FindUnqualifiedSearchRegistries returns all registries that are configured
// for unqualified image search (i.e., with Registry.Search == true).