feat: complete migration to static MDX, stabilize local infrastructure and fix i18n issues

app/[locale]/page.tsx

@@ -1,4 +1,6 @@
+import React from "react";
 import { Metadata } from "next";
+import { notFound } from "next/navigation";
 import HomeContent from "@/components/HomeContent";
 
 export const metadata: Metadata = {
@@ -7,6 +9,24 @@ export const metadata: Metadata = {
     "Ihr spezialisierter Partner für herstellerneutrale technische Beratung und Projektbegleitung bei Energiekabelprojekten bis 110 kV.",
 };
 
-export default function Page() {
-  return <HomeContent />;
+interface PageProps {
+  params: Promise<{ locale: string }>;
+}
+
+export default async function Page({ params }: PageProps) {
+  const { locale } = await params;
+
+  // Dynamically import the MDX content based on locale
+  let Content: React.ComponentType;
+  try {
+    const mdx = await import(`@/content/${locale}/index.mdx`);
+    Content = mdx.default;
+  } catch (e) {
+    // Fallback if MDX is not yet created for this locale
+    return <HomeContent />;
+  }
+
+  // Render the MDX content.
+  // We can use mdx-components.tsx to map MDX tags to our high-fidelity sections.
+  return <Content />;
 }