Use docker compose plugin

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

handlers/main.yml

@@ -4,6 +4,6 @@
     cmd: "{{ item }}"
     chdir: "{{ mailcow_folder }}/"
   loop:
-    - docker-compose down
-    - docker-compose up -d
+    - docker compose down
+    - docker compose up -d
   when: not mailcow_start.changed

tasks/main.yml

@@ -93,7 +93,7 @@
 
 - name: pull images for mailcow containers
   command:
-    cmd: docker-compose pull
+    cmd: docker compose pull
     chdir: "{{ mailcow_folder }}/"
   when: "'mailcow' not in docker_image_list.stdout"
 
@@ -106,7 +106,7 @@
 
 - name: start mailcow containers if not running
   command:
-    cmd: docker-compose up -d
+    cmd: docker compose up -d
     chdir: "{{ mailcow_folder }}/"
   when: "'mailcow' not in docker_running_list.stdout"
   register: mailcow_start