Gitea mail: add crucial configuration

roles/docker/tasks/services/gitea.yml

@@ -11,6 +11,7 @@
     restart_policy: unless-stopped
     networks:
       - name: gitea
+      - name: postfix
       - name: external_services
     volumes:
       - "{{ gitea.volume_folder }}:/data"
@@ -24,4 +25,5 @@
       GITEA__mailer__ENABLED: "true"
       GITEA__mailer__FROM: "noreply@{{ gitea.domain }}"
       GITEA__mailer__MAILER_TYPE: "smtp"
+      GITEA__mailer__HOST: "{{ smtp_port }}:{{ smtp_port }}"
       GITEA__security__LOGIN_REMEMBER_DAYS: "60"