refactor: download action (#25124)

web/src/lib/components/ActionButton.svelte

@@ -1,4 +1,5 @@
 <script lang="ts">
+  import { isEnabled } from '$lib/utils';
   import { IconButton, type ActionItem } from '@immich/ui';
 
   type Props = {
@@ -9,6 +10,6 @@
   const { title, icon, color = 'secondary', onAction } = $derived(action);
 </script>
 
-{#if icon && (action.$if?.() ?? true)}
+{#if icon && isEnabled(action)}
   <IconButton variant="ghost" shape="round" {color} {icon} aria-label={title} onclick={() => onAction(action)} />
 {/if}