feat(FooterLink): move FooterLink to the Footer widget layer, delete the one in shared/ui

src/widgets/Footer/ui/Footer.svelte

@@ -6,8 +6,8 @@
 <script lang="ts">
 import { cn } from '$shared/lib';
 import type { ResponsiveManager } from '$shared/lib/helpers';
-import { FooterLink } from '$shared/ui';
 import { getContext } from 'svelte';
+import FooterLink from './FooterLink.svelte';
 
 const responsive = getContext<ResponsiveManager>('responsive');
 const isVertical = $derived(responsive?.isDesktop || responsive?.isDesktopLarge);
@@ -41,6 +41,7 @@ const currentYear = new Date().getFullYear();
             target="_blank"
             rel="noopener noreferrer"
             class={cn('border border-subtle', isVertical ? 'text-2xs' : 'text-4xs')}
+            iconClass={isVertical ? 'rotate-90' : ''}
         />
     </div>
 </footer>

src/widgets/Footer/ui/FooterLink.svelte

@@ -0,0 +1,55 @@
+<!--
+    Component: FooterLink
+    Specific footer link implementation that uses the generic Link component
+    and adds the default arrow icon.
+-->
+<script lang="ts">
+import { cn } from '$shared/lib';
+import { Link } from '$shared/ui';
+import ArrowUpRightIcon from '@lucide/svelte/icons/arrow-up-right';
+import type { HTMLAnchorAttributes } from 'svelte/elements';
+
+interface Props extends HTMLAnchorAttributes {
+    /**
+     * Link text
+     */
+    text: string;
+    /**
+     * CSS classes for the default icon
+     */
+    iconClass?: string;
+    /**
+     * Link URL
+     */
+    href: string;
+    /**
+     * CSS classes
+     */
+    class?: string;
+}
+
+let {
+    text,
+    iconClass,
+    href,
+    class: className,
+    ...rest
+}: Props = $props();
+</script>
+
+<Link
+    {href}
+    class={className}
+    {...rest}
+>
+    <span>{text}</span>
+    {#snippet icon()}
+        <ArrowUpRightIcon
+            size={10}
+            class={cn(
+                'fill-body group-hover:opacity-100 group-hover:translate-x-0 transition-all duration-200',
+                iconClass,
+            )}
+        />
+    {/snippet}
+</Link>