try using packer's ssh_clear_authorized_keys instead of ansible

Author: sjpb

openstack.pkr.hcl

@@ -31,6 +31,7 @@ source "openstack" "openhpc" {
   ssh_bastion_username = "${var.ssh_bastion_username}"
   ssh_bastion_private_key_file = "~/.ssh/id_rsa"
   image_name = "${source.name}-${local.timestamp}.qcow2"
+  ssh_clear_authorized_keys = true
 }
 
 build {

roles/builder/tasks/main.yml

@@ -38,10 +38,5 @@
     state: absent
   become: yes
 
-- name: Delete injected ssh key
-  file:
-    path: /home/rocky/.ssh/authorized_keys
-    state: absent
-  become: yes
 
 # - meta: end_here # useful for debugging, can rerun