update i18n

frontend/src/lib/components/AppShell.svelte

@@ -303,7 +303,7 @@
 	<div class="top-bar" class:top-bar--search-active={searchActive}>
 		<button
 			class="sidebar-toggle"
-			aria-label="Toggle navigation menu"
+			aria-label={t('nav.toggle', 'Toggle navigation menu')}
 			aria-expanded={sidebarOpen}
 			onclick={() => (sidebarOpen = !sidebarOpen)}
 		>
@@ -357,7 +357,7 @@
 					class="search-button"
 					type="submit"
 					title={t('actions.search_btn', 'Search')}
-					aria-label="Search"
+					aria-label={t('actions.search_btn', 'Search')}
 				>
 					<Icon name="search" />
 				</button>

frontend/src/lib/components/Modal.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
 	import type { Snippet } from 'svelte';
+	import { t } from '$lib/i18n/index.svelte';
 
 	interface Props {
 		open: boolean;
@@ -90,7 +91,9 @@
 			{#if title}
 				<header class="modal__header">
 					<h2 class="modal__title">{title}</h2>
-					<button class="modal__close" aria-label="Close" onclick={close}>×</button>
+					<button class="modal__close" aria-label={t('common.close', 'Close')} onclick={close}
+						>×</button
+					>
 				</header>
 			{/if}
 			<div class="modal__body">

frontend/src/lib/components/ShareDialog.svelte

@@ -412,7 +412,7 @@
 						</ul>
 					{/if}
 				</div>
-				<select class="role-select" bind:value={newRole} aria-label={t('share.role', 'Role')}>
+				<select class="role-select" bind:value={newRole} aria-label={t('share.role_label', 'Role')}>
 					{#each ROLES as r (r.v)}<option value={r.v}>{r.l}</option>{/each}
 				</select>
 				{@render expiryChip(newExpiry, (v) => (newExpiry = v))}

frontend/src/lib/components/Toaster.svelte

@@ -1,12 +1,22 @@
 <script lang="ts">
 	import { ui } from '$lib/stores/ui.svelte';
+	import { t } from '$lib/i18n/index.svelte';
 </script>
 
-<div class="toaster" role="region" aria-live="polite" aria-label="Notifications">
+<div
+	class="toaster"
+	role="region"
+	aria-live="polite"
+	aria-label={t('notifications.title', 'Notifications')}
+>
 	{#each ui.toasts as toast (toast.id)}
 		<div class="toast toast--{toast.kind}" role="status">
 			<span class="toast__msg">{toast.message}</span>
-			<button class="toast__close" aria-label="Dismiss" onclick={() => ui.dismiss(toast.id)}>
+			<button
+				class="toast__close"
+				aria-label={t('common.dismiss', 'Dismiss')}
+				onclick={() => ui.dismiss(toast.id)}
+			>
 				×
 			</button>
 		</div>