Complete Monitoring Stack (#23)

* Add node-exporter to collect node metrics

* Increase monitoring scraping time to avoid costs in AWS

* Increase the covid19 replicas to use all the cluster

Author: acs

docker-compose-swarm.yaml

@@ -6,7 +6,7 @@ services:
     ports:
       - "40001:8000"
     deploy:
-      replicas: 3
+      replicas: 10
       update_config:
         delay: 10s