✨: add smtp global relay

roles/global_smtp_relay/tasks/main.yml

@@ -0,0 +1,15 @@
+---
+
+- name: Install postfix
+  ansible.builtin.package:
+    name: postfix
+    state: present
+
+- name: Put configuration
+  ansible.builtin.template:
+    src: main.cf.j2
+    dest: /etc/postfix/main.cf
+    owner: root
+    group: root
+    mode: "0o640"
+  notify: Restart postfix