counter

type Counter interface {
	Set(ctx context.Context, num uint64) error
	Get(ctx context.Context) (string, error)
}

type CounterService interface {
	Get(ctx context.Context) (string, error)
	SetIncrement(ctx context.Context, num string) error
	SetDecrement(ctx context.Context, num string) error
}

type Service struct {
	Repository Counter
}