Bypass rollback protection based on the value of the 'rollback' variable

roles/base/defaults/main.yml

@@ -18,5 +18,3 @@ backup_repository_restic_password: ""
 # A fallback SSH key that can be used in an emergency to login as root.
 emergency_ssh_key: ""
 
-# Bypass rollback protection in production.
-skip_rollback_protection: false

roles/base/vars/main.yml

+---
+
+# Define the 'rollback' variable to bypass rollback protection.
+skip_rollback_protection: "{{ rollback | default(False) | bool }}"
+