problem: unclear when monitoring is enabled and how to access it

src/main/kotlin/io/emeraldpay/dshackle/monitoring/MonitoringSetup.kt

@@ -57,6 +57,7 @@ class MonitoringSetup(
             // use standard JVM server with a single thread blocking processing
             // prometheus is a single thread periodic call, no reason to setup anything complex
             try {
+                log.info("Run Prometheus metrics on ${monitoringConfig.prometheus.host}:${monitoringConfig.prometheus.port}${monitoringConfig.prometheus.path}")
                 val server = HttpServer.create(InetSocketAddress(monitoringConfig.prometheus.host, monitoringConfig.prometheus.port), 0);
                 server.createContext(monitoringConfig.prometheus.path) { httpExchange ->
                     val response = prometheusRegistry.scrape()