feat(ui): add Namensverlauf read-only card to person detail page

Shows historical name aliases in the left column with type labels
and firstName fallback. Fetches aliases in parallel with other data.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/routes/persons/[id]/NameHistoryCard.svelte

@@ -0,0 +1,53 @@
+<script lang="ts">
+import { m } from '$lib/paraglide/messages.js';
+
+interface Props {
+	aliases: Array<{
+		id: string;
+		lastName: string;
+		firstName?: string | null;
+		type: string;
+		sortOrder: number;
+	}>;
+	personFirstName: string;
+}
+
+let { aliases, personFirstName }: Props = $props();
+
+let sorted = $derived([...aliases].sort((a, b) => a.sortOrder - b.sortOrder));
+
+function typeLabel(type: string): string {
+	switch (type) {
+		case 'BIRTH':
+			return m.person_alias_type_BIRTH();
+		case 'WIDOWED':
+			return m.person_alias_type_WIDOWED();
+		case 'DIVORCED':
+			return m.person_alias_type_DIVORCED();
+		default:
+			return m.person_alias_type_OTHER();
+	}
+}
+</script>
+
+<div class="rounded-sm border border-line bg-surface p-6 shadow-sm">
+	<h2 class="mb-5 text-xs font-bold tracking-widest text-ink-3 uppercase">
+		{m.person_alias_heading()}
+	</h2>
+
+	{#if sorted.length === 0}
+		<p class="text-sm text-ink-2 italic">{m.person_alias_empty()}</p>
+	{:else}
+		<ul class="space-y-2">
+			{#each sorted as alias (alias.id)}
+				<li>
+					<span class="text-ink-2 italic">{typeLabel(alias.type)}</span>
+					<span class="font-serif text-ink">
+						{alias.firstName ?? personFirstName}
+						{alias.lastName}
+					</span>
+				</li>
+			{/each}
+		</ul>
+	{/if}
+</div>