Created some playbooks, a master playbook file, and a vars directory

playbooks/admin_login.yml

@@ -0,0 +1,17 @@
+---
+- hosts: servers4 # @NOTE for IPv6, switch to 'servers6' instead of 'servers4'--for both, 'servers'
+  vars_files:
+    # - vars/ssh_keys_vault.yml
+    - vars/ssh_keys.yml
+  vars:
+    ansible_ssh_private_key_file: "{{ chosen_native_ssh_private_key_file | default(chosen_local_ssh_private_key_file, true) }}"
+  tasks:
+    - name: Disable shell access for root
+      ansible.builtin.include_role:
+        name: lockdown
+        defaults_from: main
+        vars_from: main
+        handlers_from: main
+        tasks_from: deshell
+        apply:
+          become: yes