Add Navbar using shadcn Button

src/lib/components/ui/button/button.svelte

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+<script lang="ts">
+	import { Button as ButtonPrimitive } from "bits-ui";
+	import { cn } from "$lib/utils";
+	import { buttonVariants, type Props, type Events } from ".";
+
+	type $$Props = Props;
+	type $$Events = Events;
+
+	let className: $$Props["class"] = undefined;
+	export let variant: $$Props["variant"] = "default";
+	export let size: $$Props["size"] = "default";
+	export let builders: $$Props["builders"] = [];
+	export { className as class };
+</script>
+
+<ButtonPrimitive.Root
+	{builders}
+	class={cn(buttonVariants({ variant, size, className }))}
+	type="button"
+	{...$$restProps}
+	on:click
+	on:keydown
+>
+	<slot />
+</ButtonPrimitive.Root>

src/lib/components/ui/button/index.ts

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+import type { Button as ButtonPrimitive } from "bits-ui";
+import { tv, type VariantProps } from "tailwind-variants";
+import Root from "./button.svelte";
+
+const buttonVariants = tv({
+	base: "inline-flex items-center justify-center rounded-md text-sm font-medium whitespace-nowrap transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50",
+	variants: {
+		variant: {
+			default:
+				"bg-primary text-primary-foreground shadow hover:bg-primary/90",
+			destructive:
+				"bg-destructive text-destructive-foreground shadow-sm hover:bg-destructive/90",
+			outline:
+				"border border-input bg-transparent shadow-sm hover:bg-accent hover:text-accent-foreground",
+			secondary:
+				"bg-secondary text-secondary-foreground shadow-sm hover:bg-secondary/80",
+			ghost: "hover:bg-accent hover:text-accent-foreground",
+			link: "text-primary underline-offset-4 hover:underline"
+		},
+		size: {
+			default: "h-9 px-4 py-2",
+			sm: "h-8 rounded-md px-3 text-xs",
+			lg: "h-10 rounded-md px-8",
+			icon: "h-9 w-9"
+		}
+	},
+	defaultVariants: {
+		variant: "default",
+		size: "default"
+	}
+});
+
+type Variant = VariantProps<typeof buttonVariants>["variant"];
+type Size = VariantProps<typeof buttonVariants>["size"];
+
+type Props = ButtonPrimitive.Props & {
+	variant?: Variant;
+	size?: Size;
+};
+
+type Events = ButtonPrimitive.Events;
+
+export {
+	Root,
+	type Props,
+	type Events,
+	//
+	Root as Button,
+	type Props as ButtonProps,
+	type Events as ButtonEvents,
+	buttonVariants
+};