print nats publish errors to log

main.go

@@ -261,7 +261,9 @@ func apacheLogCapture(logfile string) {
 			log.Printf("[%s] %s\n", request.Source, request.Url)
 		}
 
-		natsEC.Publish(config.NatsQueue, &request)
+		if err := natsEC.Publish(config.NatsQueue, &request); err != nil {
+			log.Println(err)
+		}
 	}
 }