Restart postfix service via systemd

The mta-sts service already uses Restart=on-failure

tasks/monitoring.yml

@@ -1,20 +1,4 @@
 ---
-- name: "Monitoring | Enable Monit monitoring for Postfix"
-  ansible.builtin.copy:
-    src: monit/postfix
-    dest: /etc/monit/conf-enabled/postfix
-    mode: "0644"
-  notify: reload monit
-  when: "'monit' in ansible_facts.packages"
-
-- name: "Monitoring | Enable Monit Monitoring for MTA-STS"
-  ansible.builtin.copy:
-    src: monit/mta-sts-daemon
-    dest: /etc/monit/conf-enabled/mta-sts-daemon
-    mode: "0644"
-  notify: reload monit
-  when: "'monit' in ansible_facts.packages and postfix_type == 'internet'"
-
 - name: "Monitoring | Setup cron job for pflogsum"
   ansible.builtin.cron:
     name: "Daily pflogsum statistics"

tasks/postfix.yml

@@ -79,3 +79,12 @@
     path: "{{ postfix_dhparam_file }}"
     size: 4096
   when: postfix_type == "internet"
+
+- name: "Postfix | Copy systemd override"
+  ansible.builtin.copy:
+    src: systemd/override.conf
+    dest: /etc/systemd/postfix@-.service.d/override.conf
+    mode: "0644"
+  notify:
+    - Reload systemd
+    - restart postfix