Add svelte-sonner for notifications and enhance employee search functionality

- Integrated svelte-sonner for toast notifications in the layout.
- Implemented server-side search for employees with pagination in the API.
- Updated employee loading logic to support search queries and loading more results.
- Enhanced employee detail view with navigation and improved UI interactions.
- Adjusted cookie handling in hooks for PocketBase authentication.

src/lib/components/ui/badge/badge.svelte

@@ -0,0 +1,46 @@
+<script lang="ts" module>
+	import { cn, type WithElementRef } from "$lib/utils.js";
+	import type { HTMLAttributes } from "svelte/elements";
+	import { type VariantProps, tv } from "tailwind-variants";
+
+	export const badgeVariants = tv({
+		base: "inline-flex items-center rounded-md border px-2.5 py-0.5 text-xs font-medium transition-colors focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2",
+		variants: {
+			variant: {
+				default:
+					"border-transparent bg-primary text-primary-foreground shadow-xs hover:bg-primary/80",
+				secondary:
+					"border-transparent bg-secondary text-secondary-foreground hover:bg-secondary/80",
+				destructive:
+					"border-transparent bg-destructive text-destructive-foreground shadow-xs hover:bg-destructive/80",
+				outline: "text-foreground border-input",
+				link: "border-transparent bg-primary/10 text-primary hover:bg-primary/20",
+			},
+		},
+		defaultVariants: {
+			variant: "default",
+		},
+	});
+
+	export type BadgeVariant = VariantProps<typeof badgeVariants>["variant"];
+	export type BadgeProps = WithElementRef<HTMLAttributes<HTMLSpanElement>> & {
+		variant?: BadgeVariant;
+	};
+</script>
+
+<script lang="ts">
+	let {
+		class: className,
+		variant = "default",
+		children,
+		...restProps
+	}: BadgeProps = $props();
+</script>
+
+<span
+	data-slot="badge"
+	class={cn(badgeVariants({ variant }), className)}
+	{...restProps}
+>
+	{@render children?.()}
+</span>

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

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+import Root, {
+	type BadgeProps,
+	type BadgeVariant,
+	badgeVariants,
+} from "./badge.svelte";
+
+export {
+	Root,
+	type BadgeProps as Props,
+	//
+	Root as Badge,
+	badgeVariants,
+	type BadgeProps,
+	type BadgeVariant,
+};