feat(og): migrate to co-located opengraph-image.tsx convention

apps/web/app/contact/opengraph-image.tsx

@@ -0,0 +1,23 @@
+import { ImageResponse } from "next/og";
+import { OGImageTemplate } from "../../src/components/OGImageTemplate";
+import { getOgFonts, OG_IMAGE_SIZE } from "../../src/lib/og-helper";
+
+export const size = OG_IMAGE_SIZE;
+export const contentType = "image/png";
+export const runtime = "nodejs";
+
+export default async function Image() {
+  const fonts = await getOgFonts();
+
+  return new ImageResponse(
+    <OGImageTemplate
+      title="Kontakt."
+      description="Bereit für eine Zusammenarbeit? Lassen Sie uns gemeinsam etwas bauen, das wirklich funktioniert."
+      label="Get in touch"
+    />,
+    {
+      ...OG_IMAGE_SIZE,
+      fonts: fonts as any,
+    },
+  );
+}