feat(admin): implement AdminBreadcrumbs and fix core separator conflict

hexawebshare/src/components/admin/layout/AdminBreadcrumbs.stories.svelte

@@ -0,0 +1,172 @@
+<!--
+SPDX-FileCopyrightText: 2025 hexaTune LLC
+SPDX-License-Identifier: MIT
+-->
+
+<script module lang="ts">
+	import { defineMeta } from '@storybook/addon-svelte-csf';
+	import AdminBreadcrumbs from './AdminBreadcrumbs.svelte';
+	import { fn } from 'storybook/test';
+	import type { BreadcrumbItem } from '../../core/overlay-navigation/Breadcrumbs.svelte';
+
+	const { Story } = defineMeta({
+		title: 'Admin/Layout/AdminBreadcrumbs',
+		component: AdminBreadcrumbs,
+		tags: ['autodocs'],
+		argTypes: {
+			separator: { control: 'text' },
+			size: {
+				control: 'select',
+				options: ['xs', 'sm', 'md', 'lg']
+			},
+			variant: {
+				control: 'select',
+				options: [
+					'primary',
+					'secondary',
+					'accent',
+					'neutral',
+					'info',
+					'success',
+					'warning',
+					'error'
+				]
+			},
+			disabled: { control: 'boolean' },
+			loading: { control: 'boolean' },
+			ariaLabel: { control: 'text' }
+		}
+	});
+
+	const sampleItems: BreadcrumbItem[] = [
+		{ id: 1, label: 'Admin', href: '/admin' },
+		{ id: 2, label: 'Dashboard', href: '/admin/dashboard' },
+		{ id: 3, label: 'Settings', current: true }
+	];
+
+	const itemsWithIcons: BreadcrumbItem[] = [
+		{ id: 1, label: 'Home', href: '/admin', icon: '🏠' },
+		{ id: 2, label: 'Users', href: '/admin/users', icon: '👥' },
+		{ id: 3, label: 'Profile', current: true, icon: '👤' }
+	];
+
+	const longItems: BreadcrumbItem[] = [
+		{ id: 1, label: 'Admin', href: '/admin' },
+		{ id: 2, label: 'System', href: '/admin/system' },
+		{ id: 3, label: 'Configuration', href: '/admin/system/config' },
+		{ id: 4, label: 'Network', href: '/admin/system/config/network' },
+		{ id: 5, label: 'Security', current: true }
+	];
+
+	const itemsWithButtons: BreadcrumbItem[] = [
+		{ id: 1, label: 'Admin', onclick: fn() },
+		{ id: 2, label: 'System', onclick: fn() },
+		{ id: 3, label: 'Tools', current: true }
+	];
+</script>
+
+<!-- 1. Default Story -->
+<Story
+	name="Default"
+	args={{
+		items: sampleItems
+	}}
+/>
+
+<!-- 2. Size Variants -->
+<Story
+	name="Extra Small Size"
+	args={{
+		items: sampleItems,
+		size: 'xs'
+	}}
+/>
+
+<Story
+	name="Large Size"
+	args={{
+		items: sampleItems,
+		size: 'lg'
+	}}
+/>
+
+<!-- 3. Variant Colors -->
+<Story
+	name="Primary Variant"
+	args={{
+		items: sampleItems,
+		variant: 'primary'
+	}}
+/>
+
+<Story
+	name="Success Variant"
+	args={{
+		items: sampleItems,
+		variant: 'success'
+	}}
+/>
+
+<!-- 5. With Icons -->
+<Story
+	name="With Icons"
+	args={{
+		items: itemsWithIcons
+	}}
+/>
+
+<!-- 6. Items with Buttons -->
+<Story
+	name="Items with Buttons"
+	args={{
+		items: itemsWithButtons
+	}}
+/>
+
+<!-- 7. Custom Separator -->
+<Story
+	name="Custom Separator"
+	args={{
+		items: sampleItems,
+		separator: '→'
+	}}
+/>
+
+<!-- 8. Long Path -->
+<Story
+	name="Long Path"
+	args={{
+		items: longItems
+	}}
+/>
+
+<!-- 7. States -->
+<Story
+	name="Loading State"
+	args={{
+		items: sampleItems,
+		loading: true
+	}}
+/>
+
+<Story
+	name="Disabled State"
+	args={{
+		items: sampleItems,
+		disabled: true
+	}}
+/>
+
+<!-- ✅ REQUIRED: Interactive Playground Story (must be last) -->
+<Story
+	name="Playground"
+	args={{
+		items: sampleItems,
+		separator: '/',
+		size: 'sm',
+		variant: 'neutral',
+		disabled: false,
+		loading: false,
+		ariaLabel: 'Admin navigation'
+	}}
+/>

hexawebshare/src/components/admin/layout/AdminBreadcrumbs.svelte

@@ -2,3 +2,90 @@
 SPDX-FileCopyrightText: 2025 hexaTune LLC
 SPDX-License-Identifier: MIT
 -->
+
+<script lang="ts">
+	import Breadcrumbs from '../../core/overlay-navigation/Breadcrumbs.svelte';
+	import type { BreadcrumbItem } from '../../core/overlay-navigation/Breadcrumbs.svelte';
+
+	/**
+	 * Props interface for the AdminBreadcrumbs component
+	 */
+	interface Props {
+		/**
+		 * Array of breadcrumb items to display
+		 */
+		items: BreadcrumbItem[];
+		/**
+		 * Custom separator between breadcrumb items
+		 * @default '/'
+		 */
+		separator?: string;
+		/**
+		 * Size variant of the breadcrumbs
+		 * @default 'sm'
+		 */
+		size?: 'xs' | 'sm' | 'md' | 'lg';
+		/**
+		 * Color variant of the breadcrumbs
+		 * @default 'neutral'
+		 */
+		variant?:
+			| 'primary'
+			| 'secondary'
+			| 'accent'
+			| 'neutral'
+			| 'info'
+			| 'success'
+			| 'warning'
+			| 'error';
+		/**
+		 * Whether the breadcrumbs are disabled
+		 * @default false
+		 */
+		disabled?: boolean;
+		/**
+		 * Whether the breadcrumbs are in loading state
+		 * @default false
+		 */
+		loading?: boolean;
+		/**
+		 * Accessible label for the breadcrumbs navigation
+		 * @default 'Admin navigation'
+		 */
+		ariaLabel?: string;
+		/**
+		 * ID of the element that labels this breadcrumbs
+		 */
+		ariaLabelledby?: string;
+		/**
+		 * Additional CSS classes
+		 */
+		class?: string;
+	}
+
+	const {
+		items,
+		separator = '/',
+		size = 'sm',
+		variant = 'neutral',
+		disabled = false,
+		loading = false,
+		ariaLabel = 'Admin navigation',
+		ariaLabelledby,
+		class: className = '',
+		...props
+	}: Props = $props();
+</script>
+
+<Breadcrumbs
+	{items}
+	{separator}
+	{size}
+	{variant}
+	{disabled}
+	{loading}
+	{ariaLabel}
+	{ariaLabelledby}
+	class={className}
+	{...props}
+/>

hexawebshare/src/components/core/overlay-navigation/Breadcrumbs.svelte

@@ -122,7 +122,7 @@ SPDX-License-Identifier: MIT
 	// Computed container classes
 	let containerClasses = $derived(
 		[
-			'breadcrumbs',
+			'hb-breadcrumbs',
 			size === 'xs' && 'text-xs',
 			size === 'sm' && 'text-sm',
 			size === 'md' && 'text-base',
@@ -201,7 +201,7 @@ SPDX-License-Identifier: MIT
 	aria-labelledby={ariaLabelledby}
 	{...props}
 >
-	<ul class="breadcrumbs" role="list">
+	<ul class="hb-breadcrumbs-list" role="list">
 		{#each items as item, index (item.id ?? index)}
 			{@const isLast = isLastItem(index)}
 			{@const itemClasses = getItemClasses(item, index, isLast)}
@@ -288,7 +288,7 @@ SPDX-License-Identifier: MIT
 </nav>
 
 <style>
-	.breadcrumbs {
+	.hb-breadcrumbs-list {
 		display: flex;
 		flex-wrap: wrap;
 		align-items: center;
@@ -424,8 +424,9 @@ SPDX-License-Identifier: MIT
 	}
 
 	@media (max-width: 640px) {
-		.breadcrumbs {
+		.hb-breadcrumbs-list {
 			font-size: 0.875rem;
+			gap: 0.25rem;
 		}
 
 		.breadcrumb-separator {