Tried adding proper IPv6 support

roles/networking/tasks/main.yml

@@ -34,6 +34,15 @@
     - 4789  # overlay network traffic
     - 9001  # Portainer communication
 
+# - name: Open up ports for proper IPv6 service communication
+#   community.general.ufw:
+#     rule: allow
+#     port: "{{ item }}"
+#   loop:
+#     - 80  # HTTP
+#     - 443  # HTTPS
+#     - 8000 # Portainer edge communication
+
 - name: Block everything else by default & enable firewall.
   community.general.ufw:
     default: deny