add vault

ansible/roles/firewall/defaults/main.yml

@@ -0,0 +1,2 @@
+---
+firewall_package: ufw

ansible/roles/firewall/tasks/main.yml

@@ -0,0 +1,10 @@
+---
+- name: install ufw arch
+  become: true
+  community.general.pacman:
+    name: "{{ firewall_package }}"
+    state: latest
+    update_cache: true
+    reason: explicit
+  when:
+    - ansible_os_family == 'Arch'