fix(links): update all maps and tiles to use standorte pages as single source of truth

app/[locale]/referenzen/page.tsx

@@ -9,6 +9,7 @@ import { SITE_URL } from '@/lib/schema';
 import Image from 'next/image';
 import { InteractiveGermanyMap } from '@/components/blocks/InteractiveGermanyMap';
 import { defaultLocations, minorLocations } from '@/lib/map-data';
+import { standorteLocations } from '@/lib/standorte-data';
 
 interface PageProps {
   params: Promise<{
@@ -52,7 +53,7 @@ export default async function ReferenzenOverview(props: { params: Promise<{ loca
 
   const references = await getAllReferences(locale);
   
-  const allLocations = [...defaultLocations, ...minorLocations];
+  const allLocations = [...standorteLocations, ...defaultLocations, ...minorLocations];
   const enrichedLocations = allLocations.map(loc => {
     if (loc.type === 'project') {
       const ref = references.find(r => r.slug === loc.id);