add authentik role with basic firewall

ansible/authentik.yaml

@@ -4,3 +4,4 @@
   roles:
     - common
     - lego
+    - authentik

ansible/roles/authentik/tasks/main.yaml

@@ -0,0 +1,8 @@
+- name: Permit traffic in default zone on port 8443/tcp
+  ansible.posix.firewalld:
+    port: 8443/tcp
+    permanent: true
+    state: enabled
+    immediate: true
+    offline: true
+