discovery

type Announcer interface {
	// Announce announces a service.
	Announce(ctx context.Context, serviceName string) error
}

type Discoverer interface {
	// SearchPeers finds peers who support the service with the given name.
	// This is a persistent process, so you should call this method only once for each service name.
	// If you want to stop finding, you should call the cancel function provided in the context.
	SearchPeers(ctx context.Context, serviceName string) (<-chan []ma.Multiaddr, error)
}

type Discovery interface {
	Announcer
	Discoverer
}