package stdoutstore import ( "context" "fmt" ) func New() *Service { return &Service{} } type Service struct { } func (s *Service) StoreReceived(_ context.Context, sender, message string) error { fmt.Printf("Received '%s' from <%s>\n", message, sender) return nil } func (s *Service) StoreSent(_ context.Context, sender, message string) error { fmt.Printf("Sent '%s' to <%s>\n", message, sender) return nil }