chore: add visibility rules to dashboard config

config/dashboard.yml

@@ -23,6 +23,7 @@ sections:
     title: "Global"
     #description: "Services accessibles à toute la famille"
     cardLayout: "horizontal"
+    visible_by_group: "arr"
     links:
       - id: "nextcloud"
         name: "Nextcloud"
@@ -32,6 +33,7 @@ sections:
         iconUrl: "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/nextcloud.svg"
         color: "#2daae1"
         openInNewTab: false
+        visible_by_user: "jean"
 
       - id: "jellyfin"
         name: "Jellyfin"