chore: do new design mockup

src/lib/components/ui/alert-dialog/alert-dialog-footer.svelte

@@ -0,0 +1,20 @@
+<script lang="ts">
+	import type { WithElementRef } from "bits-ui";
+	import type { HTMLAttributes } from "svelte/elements";
+	import { cn } from "$lib/utils.js";
+
+	let {
+		ref = $bindable(null),
+		class: className,
+		children,
+		...restProps
+	}: WithElementRef<HTMLAttributes<HTMLDivElement>> = $props();
+</script>
+
+<div
+	bind:this={ref}
+	class={cn("flex flex-col-reverse sm:flex-row sm:justify-end sm:space-x-2", className)}
+	{...restProps}
+>
+	{@render children?.()}
+</div>