fix: Dovecot in Debian Trixie => 2.4 has add / deprecated configurations

molecule/default/Dockerfile

@@ -1,4 +1,5 @@
-FROM docker.io/library/debian:stable
+ARG MOLECULE_DISTRO=docker.io/library/debian:stable
+FROM ${MOLECULE_DISTRO}
 
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \

molecule/default/converge.yml

@@ -2,5 +2,10 @@
 ---
 - name: Converge
   hosts: all
+  vars:
+    postfix_mail_domain: "test.local"
+    dovecot_users:
+      - name: "testuser"
+        pass: "testpass"
   roles:
     - role: ansible_role_mail

molecule/default/molecule.yml

@@ -13,6 +13,8 @@ platforms:
     image: docker.io/library/debian:stable
     pre_build_image: false
     dockerfile: Dockerfile
+    buildargs:
+      MOLECULE_DISTRO: docker.io/library/debian:stable
     privileged: true
     systemd: always
     command: /usr/sbin/init
@@ -21,6 +23,8 @@ platforms:
     image: docker.io/library/debian:oldstable
     pre_build_image: false
     dockerfile: Dockerfile
+    buildargs:
+      MOLECULE_DISTRO: docker.io/library/debian:oldstable
     privileged: true
     systemd: always
     command: /usr/sbin/init
@@ -29,6 +33,8 @@ platforms:
     image: docker.io/library/ubuntu:latest
     pre_build_image: false
     dockerfile: Dockerfile
+    buildargs:
+      MOLECULE_DISTRO: docker.io/library/ubuntu:latest
     privileged: true
     systemd: always
     command: /usr/sbin/init
@@ -37,6 +43,8 @@ platforms:
     image: docker.io/library/ubuntu:jammy
     pre_build_image: false
     dockerfile: Dockerfile
+    buildargs:
+      MOLECULE_DISTRO: docker.io/library/ubuntu:jammy
     privileged: true
     systemd: always
     command: /usr/sbin/init