inserted 'fqdn' variable so use of inventory hostname as a fully qualified domain name for managed node or target host services could be overridden

init@homeserver.yml

@@ -34,13 +34,13 @@
     - name: Updating hostname
       become: true
       ansible.builtin.hostname:
-        name: "{{ inventory_hostname }}"
+        name: "{{ fqdn | default(inventory_hostname) }}"
     - name: Updating hosts file
       become: true
       ansible.builtin.lineinfile:
         path: /etc/hosts
         regexp: "^127\\.0\\.1\\.1"
-        line: "127.0.1.1  {{ inventory_hostname }}"
+        line: "127.0.1.1  {{ fqdn | default(inventory_hostname) }}"
         insertbefore: BOF
         state: present
     - name: Updating host icon name