php4dvd: Use TLS for MariaDB connections

roles/php4dvd/tasks/main.yml

@@ -18,6 +18,15 @@
       - php4dvd
     creates: /var/lib/systemd/linger/php4dvd
 
+- name: Copy host key
+  ansible.builtin.copy:
+    dest: "{{ tls_private }}/php4dvd.key"
+    src: "{{ tls_private }}/{{ inventory_hostname }}.key"
+    mode: "0640"
+    owner: root
+    group: php4dvd
+    remote_src: true
+
 - name: Get container source
   ansible.builtin.git:
     dest: /usr/local/src/docker-php4dvd