docs update (#139)

* docs updates

---------

Co-authored-by: ranchodeluxe <[email protected]>

Author: ranchodeluxe

docs/autoscaling.md

@@ -71,12 +71,13 @@ manual step that cannot be automated
    export RELEASE_NS=eoapi
    export SUPPORT_RELEASE_NAME=eoapi-support
    export SUPPORT_RELEASE_NS=eoapi-support
+   PROMETHEUS_URL="http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local"
 
    helm upgrade --install \
      -n $SUPPORT_RELEASE_NS --create-namespace $SUPPORT_RELEASE_NAME \
      eoapi/eoapi-support --version 0.1.4 \
-     --set prometheus-adapter.prometheus.url='http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local' \
-     --set grafana.datasources.datasources\\.yaml.datasources[0].url='http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local' \
+     --set prometheus-adapter.prometheus.url=$PROMETHEUS_URL \
+     --set grafana.datasources.datasources\\.yaml.datasources[0].url=$PROMETHEUS_URL \
      -f /tmp/values-overrides.yaml
 
    helm upgrade --install \

scripts/release.sh

@@ -4,12 +4,13 @@ export RELEASE_NAME=eoapi
 export RELEASE_NS=eoapi
 export SUPPORT_RELEASE_NAME=eoapi-support
 export SUPPORT_RELEASE_NS=eoapi
+PROMETHEUS_SERVER="http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local"
 
 helm upgrade --install \
   -n $SUPPORT_RELEASE_NS --create-namespace $SUPPORT_RELEASE_NAME \
   eoapi/eoapi-support --version 0.1.5 \
-  --set prometheus-adapter.prometheus.url='http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local' \
-  --set grafana.datasources.datasources\\.yaml.datasources[0].url='http://${SUPPORT_RELEASE_NAME}-prometheus-server.${SUPPORT_RELEASE_NS}.svc.cluster.local' \
+  --set prometheus-adapter.prometheus.url=$PROMETHEUS_SERVER \
+  --set grafana.datasources.datasources\\.yaml.datasources[0].url=$PROMETHEUS_SERVER \
   -f /Users/ranchodeluxe/apps/eoapi-k8s/helm-chart/eoapi-support/values.yaml
 
 helm upgrade --install \