perf: revert InteractiveGermanyMap to dynamic import and use ReactDOM.preload for LCP

app/[locale]/page.tsx

@@ -19,7 +19,7 @@ import JsonLd from '@/components/JsonLd';
 import { Button } from '@/components/ui/Button';
 import { Heading } from '@/components/ui/Heading';
 const AnimatedCounter = nextDynamic(() => import('@/components/ui').then(mod => mod.AnimatedCounter));
-import { InteractiveGermanyMap } from '@/components/blocks/InteractiveGermanyMap';
+const InteractiveGermanyMap = nextDynamic(() => import('@/components/blocks/InteractiveGermanyMap').then(mod => mod.InteractiveGermanyMap));
 const ScaleOfImpact = nextDynamic(() => import('@/components/blocks/ScaleOfImpact').then(mod => mod.ScaleOfImpact));
 import { getAllReferences } from '@/lib/references';
 
@@ -122,7 +122,9 @@ export async function generateMetadata(props: any): Promise<Metadata> {
   };
 }
 
-export default async function Home(props: any) {
+import { preload } from 'react-dom';
+
+export default async function Home(props: { params: Promise<{ locale: string }> }) {
   const { locale } = await props.params;
   
   if (locale !== 'de' && locale !== 'en') {
@@ -130,6 +132,7 @@ export default async function Home(props: any) {
   }
   
   setRequestLocale(locale);
+  preload('/germany-map.svg', { as: 'image', fetchPriority: 'high' });
 
   const mdx = await getMdxContent(locale, 'home');
   const allReferences = await getAllReferences(locale);

app/[locale]/standorte/page.tsx

@@ -7,7 +7,8 @@ import { getButtonClasses, ButtonOverlay } from '@/components/ui/Button';
 import { SITE_URL } from '@/lib/schema';
 import Image from 'next/image';
 import { standorteData, standorteLocations } from '@/lib/standorte-data';
-import { InteractiveGermanyMap } from '@/components/blocks/InteractiveGermanyMap';
+import nextDynamic from 'next/dynamic';
+const InteractiveGermanyMap = nextDynamic(() => import('@/components/blocks/InteractiveGermanyMap').then(mod => mod.InteractiveGermanyMap));
 
 interface PageProps {
   params: Promise<{
@@ -33,11 +34,15 @@ export async function generateMetadata({ params }: { params: Promise<{ locale: s
   };
 }
 
+import { preload } from 'react-dom';
+
 export default async function StandorteOverview(props: { params: Promise<{ locale: string }> }) {
   const { locale } = await props.params;
   const safeLocale = locale === 'de' ? 'de' : 'en';
   setRequestLocale(safeLocale);
   const t = await getTranslations('StandardPage');
+  
+  preload('/germany-map.svg', { as: 'image', fetchPriority: 'high' });
 
   return (
     <div className="flex flex-col min-h-screen bg-neutral-50 pb-16 md:pb-24">

run-lh.cjs

@@ -0,0 +1,36 @@
+const fs = require('fs');
+const { execSync } = require('child_process');
+
+console.log("Running Lighthouse...");
+try {
+  execSync('npx lighthouse "https://e-tib.com/de/standorte?v=2" --chrome-flags="--headless --no-sandbox" --output json --output-path ./lh-report.json', { stdio: 'inherit' });
+} catch(e) {
+  console.log("Lighthouse run failed", e.message);
+}
+
+const data = JSON.parse(fs.readFileSync('./lh-report.json', 'utf8'));
+const score = data.categories.performance.score * 100;
+console.log("\n==================================");
+console.log(`PERFORMANCE SCORE: ${score}`);
+console.log("==================================\n");
+
+console.log("FAILING METRICS (Score < 1.0):");
+Object.values(data.audits).filter(a => a.score !== null && a.score < 1).forEach(a => {
+  console.log(`- ${a.id}: ${a.score} (${a.displayValue || 'No display value'})`);
+  if (a.details && a.details.items && a.details.items.length > 0) {
+    if (a.id === 'image-delivery-insight' || a.id === 'unused-javascript' || a.id === 'modern-image-formats' || a.id === 'uses-responsive-images') {
+        console.log("  Items:");
+        a.details.items.forEach(item => {
+            console.log(`    URL: ${item.url || item.node?.nodeLabel || 'unknown'}`);
+            if (item.wastedBytes) console.log(`    Wasted KB: ${(item.wastedBytes / 1024).toFixed(2)}`);
+            if (item.wastedMs) console.log(`    Wasted Ms: ${item.wastedMs}`);
+        });
+    }
+  }
+});
+
+console.log("\nLCP BREAKDOWN:");
+const lcpElement = data.audits['largest-contentful-paint-element'];
+if (lcpElement && lcpElement.details && lcpElement.details.items) {
+    console.log("LCP Element:", lcpElement.details.items[0].node.snippet);
+}

run-lh.js

@@ -0,0 +1,36 @@
+const fs = require('fs');
+const { execSync } = require('child_process');
+
+console.log("Running Lighthouse...");
+try {
+  execSync('npx lighthouse "https://e-tib.com/de/standorte?v=2" --chrome-flags="--headless --no-sandbox" --output json --output-path ./lh-report.json', { stdio: 'inherit' });
+} catch(e) {
+  console.log("Lighthouse run failed", e.message);
+}
+
+const data = JSON.parse(fs.readFileSync('./lh-report.json', 'utf8'));
+const score = data.categories.performance.score * 100;
+console.log("\n==================================");
+console.log(`PERFORMANCE SCORE: ${score}`);
+console.log("==================================\n");
+
+console.log("FAILING METRICS (Score < 1.0):");
+Object.values(data.audits).filter(a => a.score !== null && a.score < 1).forEach(a => {
+  console.log(`- ${a.id}: ${a.score} (${a.displayValue || 'No display value'})`);
+  if (a.details && a.details.items && a.details.items.length > 0) {
+    if (a.id === 'image-delivery-insight' || a.id === 'unused-javascript' || a.id === 'modern-image-formats' || a.id === 'uses-responsive-images') {
+        console.log("  Items:");
+        a.details.items.forEach(item => {
+            console.log(`    URL: ${item.url || item.node?.nodeLabel || 'unknown'}`);
+            if (item.wastedBytes) console.log(`    Wasted KB: ${item.wastedBytes / 1024}`);
+            if (item.wastedMs) console.log(`    Wasted Ms: ${item.wastedMs}`);
+        });
+    }
+  }
+});
+
+console.log("\nLCP BREAKDOWN:");
+const lcpElement = data.audits['largest-contentful-paint-element'];
+if (lcpElement && lcpElement.details && lcpElement.details.items) {
+    console.log("LCP Element:", lcpElement.details.items[0].node.snippet);
+}