docker: migrate to Docker Compose V2

Signed-off-by: Jakub Sokołowski <jakub@status.im>

defaults/main.yml

@@ -81,7 +81,7 @@ alertmanager_victorops_display_name: >-
 # For discovery of prometheus master nodes
 consul_catalog_url: 'http://localhost:8500/v1/catalog'
 
-# Generic container options
-compose_recreate: 'smart'
+# general container management
+compose_recreate: 'auto'
 compose_state: 'present'
-compose_restart: false
+compose_pull: 'always'

tasks/container.yml

@@ -28,11 +28,9 @@
     oauth_upstream_url:    'http://app:{{ alertmanager_webui_port }}/'
 
 - name: Create containers
-  docker_compose:
+  community.docker.docker_compose_v2:
     project_src: '{{ alertmanager_service_path }}'
     files: ['{{ alertmanager_compose_file }}', '{{ alertmanager_oauth_compose_file }}']
-    pull: true
-    build: false
-    state: '{{ compose_state }}'
-    restarted: '{{ compose_restart }}'
-    recreate: '{{ alertmanager_config.changed | ternary("always", compose_recreate) }}'
+    recreate: '{{ compose_recreate }}'
+    pull:     '{{ compose_pull }}'
+    state:    '{{ "restarted" if alertmanager_config.changed else compose_state }}'