Añade enlace a GitHub en el Footer

Author: HC-ONLINE

src/components/layouts/Footer.astro

@@ -1,7 +1,16 @@
-<footer class="border-t border(--color-surface-stroke)">
-  <div class="mx-auto max-w-7xl px-6 py-4">
+<footer class="mt-16 border-t border-(--color-surface-stroke)">
+  <div class="mx-auto max-w-4xl px-6 py-6 flex items-center justify-between">
     <p class="text-xs text-(--color-text-muted)">
-      orbit-ui · Design system CSS-first con Astro
+      orbit-ui · Design system CSS-first
     </p>
+
+    <a
+      href="https://github.com/HC-ONLINE/ORBIT-UI"
+      target="_blank"
+      rel="noopener noreferrer"
+      class="text-xs text-(--color-text-muted) hover:text-(--color-text-primary)"
+    >
+      GitHub
+    </a>
   </div>
 </footer>