create docker list in hosts, formatting
diff --git a/roles/create-vms/templates/ansible_hosts.j2 b/roles/create-vms/templates/ansible_hosts.j2
index 9b6096e..fdf6eae 100644
--- a/roles/create-vms/templates/ansible_hosts.j2
+++ b/roles/create-vms/templates/ansible_hosts.j2
@@ -6,3 +6,8 @@
 {{ vm.name }}
 {% endfor -%}
 
+[docker]
+{% for vm in head_vm_list | selectattr('docker_path', 'defined') -%}
+{{ vm.name }}
+{% endfor -%}
+