chore: purge shadcn from codebase. Replace with bits-ui components and other tools

src/shared/ui/VirtualList/VirtualList.svelte

@@ -11,7 +11,7 @@
 <script lang="ts" generics="T">
 import { createVirtualizer } from '$shared/lib';
 import { throttle } from '$shared/lib/utils';
-import { cn } from '$shared/shadcn/utils/shadcn-utils';
+import clsx from 'clsx';
 import type { Snippet } from 'svelte';
 import type { HTMLAttributes } from 'svelte/elements';
 
@@ -295,13 +295,13 @@ $effect(() => {
 {/snippet}
 
 {#if useWindowScroll}
-    <div class={cn('relative w-full', className)} bind:this={viewportRef} {...rest}>
+    <div class={clsx('relative w-full', className)} bind:this={viewportRef} {...rest}>
         {@render content()}
     </div>
 {:else}
     <div
         bind:this={viewportRef}
-        class={cn(
+        class={clsx(
             'relative overflow-y-auto overflow-x-hidden',
             'rounded-md bg-background',
             'w-full',