feat: pagine vetrina in SSR e sitemap runtime

src/pages/training.astro

@@ -11,7 +11,7 @@ import TImg from '../components/content/TImg.astro';
 import { t } from '../lib/content';
 const images = import.meta.glob<{ default: ImageMetadata }>('../assets/img/training-*.{jpg,png}', { eager: true });
 const imgOf = (name: string) => Object.entries(images).find(([p]) => p.includes(name))?.[1]?.default;
-export const prerender = true;
+export const prerender = false;
 ---
 <Base title={t('training.meta.title')} description={t('training.meta.description')}>
   <PageHero title={t('training.hero.title')} />