Add initial supplier code

[d-uzlov]

fixes #1

[denis-tingaikin]

Suggested change

	// Copyright (c) 2020-2021 Doc.ai and/or its affiliates.
	// Copyright (c) 2021 Doc.ai and/or its affiliates.

[d-uzlov]

done

[denis-tingaikin]

Admin cluster should apply this.

Suggested change

	_, err = registryclient.NewNetworkServiceRegistryClient(cc).Register(context.Background(), &registryapi.NetworkService{
	Name: config.ServiceName,
	Payload: config.Payload,
	})
	if err != nil {
	log.FromContext(ctx).Fatalf("unable to register ns %+v", err)
	}

[d-uzlov]

done