Update README.md

Author: reggeenr

metrics-examples/README.md

@@ -17,8 +17,11 @@ The application provided in this example expose Prometheus metrics at `/metrics`
 Once custom metrics scraping is enabled (see asset [metrics-collector](../metrics-collector/README.md)), the following command can be used to import the "My custom Code Engine Metrics" dashboard into IBM Cloud Monitoring:
 
 ```bash
+REGION=<region-of-your-IBM-Cloud-Monitoring-instance; e.g. eu-es>
+MONITORING_INSTANCE_GUID=<guid-of-your-IBM-Cloud-Monitoring-instance>
+
 # Load the custom metric dashboard configuration
-CE_CUSTOM_METRICS_DASHBOARD=$(curl -sL https://raw.githubusercontent.com/IBM/CodeEngine/main/metrics-examples/my-custom-code-engine-metrics-dashboard.json)
+CE_CUSTOM_METRICS_DASHBOARD=$(curl -sL https://raw.githubusercontent.com/IBM/CodeEngine/metric-collector-v2/metrics-examples/my-custom-code-engine-metrics-dashboard.json)
 
 # Import the dashboard
 curl -X POST https://$REGION.monitoring.cloud.ibm.com/api/v3/dashboards \
@@ -86,12 +89,12 @@ Configuration options:
 To deploy your own httpbin instance on IBM Cloud Code Engine instead of using the public service, use the following command with an image from a registry other than docker.io:
 
 ```bash
-ibmcloud ce application update \
+ibmcloud ce app create \
   --name httpbin \
   --src https://github.com/mark-sivill/httpbin \
   --memory 0.5G \
   --cpu 0.25 \
-  --min-scale 1 \
+  --min-scale 0 \
   --max-scale 3 \
   --concurrency 100 \
   --port 9000
@@ -103,12 +106,10 @@ After deployment, get the application URL:
 ibmcloud ce application get --name httpbin --output url
 ```
 
-Then configure the network-test-app to use your httpbin instance:
+Then configure the metrics-example-app-node to use your httpbin instance:
 
 ```bash
 ibmcloud ce application update \
-  --name network-test-app \
+  --name metrics-example-app-node \
   --env HTTPBIN_BASE_URL=https://httpbin.your-project.us-south.codeengine.appdomain.cloud
 ```
-
-The httpbin image from GitHub Container Registry (ghcr.io) is the official Postman-maintained implementation that works well in Code Engine environments.