refactor: move person domain components and utils to lib/person/

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

frontend/src/routes/persons/[id]/edit/+page.server.ts

@@ -5,7 +5,7 @@ import {
 	normalizePersonType,
 	validatePersonFields,
 	resolveValidationMessage
-} from '$lib/person-validation';
+} from '$lib/person/person-validation';
 
 export async function load({ params, fetch, locals }) {
 	const canWrite =

frontend/src/routes/persons/[id]/edit/+page.svelte

@@ -6,7 +6,7 @@ import PersonEditForm from './PersonEditForm.svelte';
 import PersonEditSaveBar from './PersonEditSaveBar.svelte';
 import NameHistoryEditCard from './NameHistoryEditCard.svelte';
 import PersonMergePanel from '../PersonMergePanel.svelte';
-import StammbaumCard from '$lib/components/StammbaumCard.svelte';
+import StammbaumCard from '$lib/person/StammbaumCard.svelte';
 
 let { data, form } = $props();
 const person = $derived(data.person);

frontend/src/routes/persons/[id]/edit/PersonEditForm.svelte

@@ -1,12 +1,12 @@
 <script lang="ts">
 import { untrack } from 'svelte';
 import { m } from '$lib/paraglide/messages.js';
-import PersonTypeSelector from '$lib/components/PersonTypeSelector.svelte';
+import PersonTypeSelector from '$lib/person/PersonTypeSelector.svelte';
 import {
 	PERSON_TYPES as TYPES,
 	type PersonType,
 	type PersonFormData
-} from '$lib/person-validation';
+} from '$lib/person/person-validation';
 
 let { person }: { person: PersonFormData } = $props();
 

frontend/src/routes/persons/[id]/edit/normalizePersonType.test.ts

@@ -1,5 +1,5 @@
 import { describe, it, expect } from 'vitest';
-import { normalizePersonType } from '$lib/person-validation';
+import { normalizePersonType } from '$lib/person/person-validation';
 
 describe('edit load — SKIP → UNKNOWN normalization', () => {
 	it('maps SKIP to UNKNOWN', () => {