Add debian common role

common-debian/templates/etc/ssh/ssh_known_hosts.j2

@@ -0,0 +1,8 @@
+# SSH remote allowed hosts
+# {{ ansible_managed }}
+
+{% if hostbased_auth is defined and hostbased_auth %}
+{% for entry in hostbased_auth %}
+{{ hostvars[entry]['ansible_hostname'] }},{{ hostvars[entry]['ansible_fqdn'] }},{{ hostvars[entry]['inventory_hostname'] }} ssh-ed25519 {{ hostvars[entry]['ansible_ssh_host_key_ed25519_public'] }}
+{% endfor %}
+{% endif %}