add picture gallery container

update prometheus/grafana to be persistent, and have more collectors

dockerfiles/services/prometheus/docker-compose.yml

@@ -4,7 +4,7 @@
 # docker login dkregistry.xai-corp.net:5000
 # docker-compose build && docker push dkregistry.xai-corp.net:5000/xaicorp/prometheus:latest
 
-# DOCKER_HOST=dkmanager:2376 docker stack deploy -c docker-compose.yml metrics
+# DOCKER_HOST=dkmanager:2376 docker stack deploy --prune --with-registry-auth -c docker-compose-prod.yml metrics
 # DOCKER_HOST=dkmanager:2376 docker stack ps metrics
 
 version: '3.4'
@@ -17,8 +17,8 @@ services:
       dockerfile: Dockerfile
     ports:
       - 9090:9090
-    volumes:
-      - ./prometheus.yml:/etc/prometheus/prometheus.yml
+#    volumes:
+#      - ./prometheus.yml:/etc/prometheus/prometheus.yml
 #    logging:
 #      driver: fluentd
 #      options:
@@ -50,3 +50,7 @@ services:
       - -scrape_uri
       - http://tasks.fluentd:24220/api/plugins.json
 
+  node_exporter:
+    image: quay.io/prometheus/node-exporter
+    pid: "host"
+