Export metric port to 8008 in Dockerfile

Dockerfile

@@ -25,6 +25,6 @@ COPY cron_runner.sh .
 RUN chmod +x cron_runner.sh
 RUN chmod +x main
 
-EXPOSE 5000
+EXPOSE 5000 8008
 
 ENTRYPOINT ["./cron_runner.sh"]

main.nim

@@ -71,7 +71,7 @@ proc main {.async.} =
     pingProtocol = Ping.new(rng=rng)
   # Metrics
   echo "Starting metrics HTTP server"
-  let metricsServer = startMetricsServer(parseIpAddress("0.0.0.0"), Port(8000))
+  let metricsServer = startMetricsServer(parseIpAddress("0.0.0.0"), Port(8008))
 
   gossipSub.parameters.floodPublish = true
   #gossipSub.parameters.lazyPushThreshold = 1_000_000_000