feature: add necessary shadcn components for CategoryFilter and Sidebar

src/shared/ui/sidebar/sidebar-input.svelte

@@ -0,0 +1,21 @@
+<script lang="ts">
+    import { Input } from '$shared/ui/input/index.js';
+import { cn } from '$shared/utils/shadcn-utils.js';
+import type { ComponentProps } from 'svelte';
+
+let {
+    ref = $bindable(null),
+    value = $bindable(''),
+    class: className,
+    ...restProps
+}: ComponentProps<typeof Input> = $props();
+</script>
+
+<Input
+    bind:ref
+    bind:value
+    data-slot="sidebar-input"
+    data-sidebar="input"
+    class={cn('bg-background h-8 w-full shadow-none', className)}
+    {...restProps}
+/>