Update README.md

248-instrument-java-app-with-apm-daemonset-pod-agent-on-eks/README.md

@@ -121,8 +121,11 @@ Then, the SERVERS view will start to display the metrics of the different nodes
 
 1. Prepare the image of the app
 
-In the snippet below, same as in Step 3, the token {{ecr_region}} and {{aws_account_id}} must be replaced with the values of your environment. 
-Execute the snippet to build the image of the app. The build is based on this regular [Dockerfile](app/Dockerfile).
+In the shell script below, same as in Step 3, the token {{ecr_region}} and {{aws_account_id}} must be replaced with the values of your AWS environment. 
+Execute the script to build the image of the app. 
+
+> [!NOTE]
+> The build is based on this regular [Dockerfile](app/Dockerfile), which does not contain anything specific for the APM instrumentation.
 
 ```shell
 ecr_region="{{ecr_region}}"  # replace {{ecr_region}}, for example: eu-west-3