Adds user list in variable docker_users to docker group

tasks/users.yml

@@ -11,6 +11,14 @@
     groups: users
   with_items: "{{ users }}"
 
+- name: 'Add docker users'
+  user:
+    name: "{{ item }}"
+    groups: docker
+    append: yes
+  with_items: "{{ docker_users }}"
+  when: docker_users | count
+
 - block:
     - name: 'Ensure that sudo group is existing'
       group: