feat: add gitlab_registry_url variable

CHANGELOG.md

@@ -5,6 +5,10 @@ Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ## Unreleased
 
+### Added
+
+- feat: add gitlab_registry_url variable
+
 ## v1.1.0 - 2021-08-24
 
 ### Added

templates/gitlab.rb.j2

@@ -1,6 +1,9 @@
 # {{ ansible_managed }}
 
 external_url '{{ gitlab_url }}'
+{% if gitlab_registry_url is defined %}
+registry_external_url '{{ gitlab_registry_url }}'
+{% endif %}
 {% if gitlab_pages_url is defined %}
 pages_external_url '{{ gitlab_pages_url }}'
 {% endif %}