Use auth file instead of creds in quadlet files

roles/container/defaults/main.yaml

@@ -11,6 +11,3 @@ container_auto_start: true
 container_auto_update: true
 container_requires: []
 container_wants: []
-container_image_creds:
-  username: ""
-  password: ""

roles/container/meta/argument_specs.yaml

@@ -23,22 +23,6 @@ argument_specs:
         description: "The image to run in the container, in FQIN format (registry/imagename:tag)"
         type: str
         required: true
-      container_image_creds:
-        description: Credentials used to authenticate with the registry
-        type: dict
-        required: false
-        default:
-          username: ""
-          password: ""
-        options:
-          username:
-            description: Username
-            type: str
-            required: true
-          password:
-            description: Password
-            type: str
-            required: true
 
       container_mounts:
         description: List of bind mounts or volumes to be mounted inside the container.

roles/container/tasks/main.yaml

@@ -7,7 +7,6 @@
     name: image
   vars:
     image_name: "{{ container_image }}"
-    image_creds: "{{ container_image_creds }}"
   when: image_created_images is not defined or container_image not in image_created_images
 
 - name: Create networks for container {{ container_name }}
@@ -52,6 +51,7 @@
     publish: "{{ container_publish_ports }}"
     secrets: "{{ _container_secrets }}"
     env: "{{ container_env }}"
+    label: "{{ _container_labels if _container_labels | length > 0 else omit }}"
     state: quadlet
     quadlet_file_mode: "0600"
     quadlet_options: "{{ _container_quadlet_options }}"

roles/container/vars/main.yaml

@@ -68,6 +68,15 @@ _container_secrets: >-
     | map('join', ',')
   }}
 
+_container_labels: >-
+  {{
+    {'io.containers.autoupdate.authfile': '/etc/containers/auth.json'}
+    if container_auto_update and
+    container_image.split('/')[0] in
+    podman_registry_accounts | map(attribute='registry')
+    else {}
+  }}
+
 _container_quadlet_unit_options: |
   [Unit]
   Description=Container {{ container_name }}