rename add node iso artifact

Author: andfasano

docs/user/agent/add-node/add-nodes.md

@@ -70,7 +70,7 @@ $ ./node-joiner.sh
 ```
 The script will generate a temporary namespace prefixed with `openshift-node-joiner` in the target cluster,
 where a pod will be launched to execute the effective node-joiner workload.
-In case of success, the `agent-addnodes.x86_64.iso` ISO image will be downloaded in the assets folder.
+In case of success, the `node.x86_64.iso` ISO image will be downloaded in the assets folder.
 
 ### Configuration file name
 By default the script looks for a configuration file named `nodes-config.yaml`. It's possible to specify a 

docs/user/agent/add-node/node-joiner.sh

@@ -120,7 +120,7 @@ done
 res=$(oc exec node-joiner -n "${namespace}" -- cat /assets/exit_code)
 if [ "$res" = 0 ]; then
   echo "node-joiner successfully completed, extracting ISO image..."
-  oc cp -n "${namespace}" node-joiner:/assets/agent-addnodes.x86_64.iso agent-addnodes.x86_64.iso
+  oc cp -n "${namespace}" node-joiner:/assets/node.x86_64.iso node.x86_64.iso
 else
   oc logs node-joiner -n "${namespace}"
   echo "node-joiner failed"

pkg/asset/agent/image/agentimage.go

@@ -21,7 +21,7 @@ import (
 
 const (
 	agentISOFilename         = "agent.%s.iso"
-	agentAddNodesISOFilename = "agent-addnodes.%s.iso"
+	agentAddNodesISOFilename = "node.%s.iso"
 	iso9660Level1ExtLen      = 3
 )