import type { MetadataRoute } from "next";
import { caseStudies, servicePages, siteUrl } from "@/lib/site-content";

/** Data fixa da última mudança de conteúdo; o sitemap precisa ser igual a cada build. Atualize quando as páginas mudarem. */
const lastModified = new Date("2026-10-14T00:00:00Z");

export default function sitemap(): MetadataRoute.Sitemap {
  return [
    { url: siteUrl },
    { url: `${siteUrl}/curriculo` },
    { url: `${siteUrl}/privacidade` },
    { url: `${siteUrl}/servicos` },
    { url: `${siteUrl}/cases` },
    { url: `${siteUrl}/ia` },
    ...servicePages.map(({ slug }) => ({
      url: `${siteUrl}/servicos/${slug}`,
    })),
    ...caseStudies.map(({ id }) => ({
      url: `${siteUrl}/cases/${id}`,
    })),
  ].map((entry) => ({ ...entry, lastModified }));
}