Allow internal debugging

plays/commonlib/vars.yml

@@ -52,6 +52,11 @@
         host: "{{ inventory_hostname }}",
       }
 
+- name: DEBUG -> vars dump for debugging purposes
+  debug:
+    msg: "{{ vars }}"
+  when: "{{ vars_debug_mode | default(false) }}"
+
 # Note(decentral1se): this has to be done like this through the hostvars
 # interface because of the way Ansible forces us to work here. There is a bug
 # report out on this: https://github.com/ansible/ansible/issues/36024