Update the documentation in nginxplus.yml

 Co-authored-by: Alicia Cozine <[email protected]>

playbooks/nginxplus.yml

@@ -2,8 +2,8 @@
 # you MUST run this playbook on a single host with '--limit' for example `ansible-playbook -v --limit lib-adc2.princeton.edu playbooks/nginxplus.yml`
 # to update the second load-balancer, switch which adc# host is currently active, then run the playbook on the second (formerly active, now inactive) host
 # to update configuration for existing sites, run with '-t update_conf' for example `ansible-playbook -v --limit lib-adc2.princeton.edu playbooks/nginxplus.yml -t update_conf`
-# if you want to remove obsolete config files, you must pass '-e nginx_cleanup_config=true'
-# note that this will delete the entire config directory
+# to remove obsolete config files, you cannot use the update_conf tag AND you must pass '-e nginx_cleanup_config=true'
+# note that this will delete the entire config directory, this is why you must run the full playbook and not use tags
 # To find the active load-balancer ssh onto a machine and run `ip a |grep 146` the active one will display `inet 128.112.203.146/32 scope global eno1`
 
 - name: update loadbalancer configuration

roles/nginxplus/tasks/conf/cleanup-config.yml

@@ -1,6 +1,6 @@
 ---
 - name: "Setup: Remove NGINX configuration files"
-  file:
+  ansible.builtin.file:
     path: "{{ item }}"
     state: absent
   with_items: