feat(roles): Add auto updating to some roles

Miniflux, searx, shaarli and wallabag will be automatically updated by
shepherd.

roles/shaarli/defaults/main.yml

@@ -5,6 +5,8 @@ shaarli_upstream_file_dir: "{{ docker_stack_files_dir }}/{{ stack_name }}"
 
 shaarli_use_https: true
 
+shaarli_autoupdate: true
+
 # the subdomain link shaarli will be reachable under
 subdomain_alias: links
 

roles/shaarli/templates/docker-stack.yml.j2

@@ -14,6 +14,11 @@ services:
     volumes:
     - data:/var/www/shaarli/data
     - cache:/var/www/shaarli/cache
+{% if shaarli_autoupdate is defined and shaarli_autoupdate %}
+    deploy:
+      labels:
+        - shepherd.autoupdate=true
+{% endif %}
 
 {% if backup_enable is not undefined and not false and shaarli_backup_enable is not undefined and not false %}
   backup: