Fix build errors: add typed params, use client tags, and Docker build args

app/[locale]/fleet/[slug]/page.tsx

@@ -10,11 +10,11 @@ import { CldImage } from "next-cloudinary";
 import { useTranslations, useLocale } from "next-intl";
 
 interface PageProps {
-  params: Promise<{ slug: string }>;
+  params: Promise<{ locale: string; slug: string }>;
 }
 
 export default function YachtPage({ params }: PageProps) {
-  const { slug } = use(params);
+  const { slug, locale: _locale } = use(params);
   const yacht = yachts.find((y) => y.slug === slug);
   const [lightboxIndex, setLightboxIndex] = useState<number | null>(null);
   const t = useTranslations('FleetDetail');