add Facts debug output

tasks/configure_network.yml

@@ -30,6 +30,10 @@
 # to avoid any interference and hand over management for that interface to
 # `systemd-networkd`. Now, '/etc/network/interfaces' will only contain the
 # config for the loopback interface.
+- name: IP
+  ansible.builtin.debug:
+    msg: "{{ ansible_facts.default_ipv4 }}"
+
 - name: deploy network interface config
   ansible.builtin.template:
     src: "{{ item }}.j2"