feat: add necessary bits to rewrite sender and recipient for external relay

roles/smtprelay/tasks/main.yml

@@ -4,6 +4,11 @@
     file: stunnel.yml
   when: smtprelay_port not in [587]
 
+- name: Include SMTP remapping
+  ansible.builtin.include_tasks:
+    file: smtp_remap.yml
+  when: smtprelay_origin not in ["mateu.be"]
+
 - name: Install postfix smtp server
   ansible.builtin.package:
     name: postfix