package definition import "context" // Publisher defines the general publisher interface for messaging plugins. type Publisher interface { // Publish sends a message (as a byte slice) using the underlying messaging system. Publish(ctx context.Context, msg []byte) error Close() error // Important for releasing resources } type PublisherProvider interface { // New initializes a new publisher instance with the given configuration New(ctx context.Context, config map[string]string) (Publisher, error) }