improve layout and accessibility

src/lib/components/Footer.svelte

@@ -0,0 +1,31 @@
+<script lang="ts">
+</script>
+
+<footer class="max-w-5xl mx-auto mt-16 py-8 border-t border-fg/20 text-center text-sm text-muted">
+  <p class="font-mono">
+    Built with
+    <a
+      href="https://svelte.dev"
+      target="_blank"
+      rel="noopener noreferrer"
+      class="text-accent hover:text-accent transition-colors">SvelteKit</a
+    >
+    +
+    <a
+      href="https://sveltiacms.app/"
+      target="_blank"
+      rel="noopener noreferrer"
+      class="text-accent hover:text-accent transition-colors">Sveltia CMS</a
+    >
+  </p>
+  <p class="mt-2">
+    <a href="/admin" class="text-accent hover:text-accent/80 transition-colors">edit</a>
+    <span class="mx-2 text-muted" aria-hidden="true">//</span>
+    <a
+      href="https://git.freun.dev/repomaa/cv"
+      target="_blank"
+      rel="noopener noreferrer"
+      class="text-accent hover:text-accent/80 transition-colors">src</a
+    >
+  </p>
+</footer>