feat(cases): mídia no topo, títulos de busca curtos e CreativeWork

Case com mídia ao lado do título e play acessível; problema de cada cliente reescrito com base nos dados; serviços relacionados em 2 cards; FAQ antes do próximo passo e bloco 'Onde já apliquei isso'; Apolo citada em IoT e arquitetura. metaTitle até 43 caracteres e descrições até 155 com teste; JSON-LD CreativeWork; imagens de compartilhamento abaixo de 100 KB; 404 e robots corrigidos; server-only nos módulos com node:.

lib/seo.test.ts

@@ -1,15 +1,23 @@
 import sitemap from "../app/sitemap";
 import {
   buildBreadcrumbList,
+  buildCaseJsonLd,
   buildPageSocialMetadata,
   buildPersonJsonLd,
   buildProfilePageJsonLd,
   buildServiceJsonLd,
   buildWebSiteJsonLd,
+  getCaseImageUrl,
   SEO_IDS,
   twitterHandle,
 } from "./seo";
-import { caseStudies, servicePages, siteName, siteUrl } from "./site-content";
+import {
+  caseStudies,
+  isClientCase,
+  servicePages,
+  siteName,
+  siteUrl,
+} from "./site-content";
 
 const representativeService = servicePages[0];
 if (!representativeService) throw new Error("Missing representative service");
@@ -89,6 +97,63 @@ it("builds a canonical service with only the verified service area", () => {
   });
 });
 
+function getCase(id: string) {
+  const caseStudy = caseStudies.find((item) => item.id === id);
+  if (!caseStudy) throw new Error(`Missing case ${id}`);
+  return caseStudy;
+}
+
+it("describes a client case as a CreativeWork made by the person for the client", () => {
+  const caseStudy = getCase("sev-modaintima");
+  const pageUrl = `${siteUrl}/cases/${caseStudy.id}`;
+
+  expect(buildCaseJsonLd(caseStudy)).toEqual({
+    "@type": "CreativeWork",
+    "@id": `${pageUrl}#creative-work`,
+    name: "SEV Moda Íntima: Catálogo digital e loja virtual",
+    description: caseStudy.metaDescription,
+    url: pageUrl,
+    image: `${pageUrl}/opengraph-image/${caseStudy.id}`,
+    inLanguage: "pt-BR",
+    creator: { "@id": SEO_IDS.person },
+    sourceOrganization: {
+      "@type": "Organization",
+      name: "SEV Moda Íntima",
+      url: "https://sevmodaintima.com.br",
+    },
+    keywords:
+      "Next.js 16, TypeScript, PostgreSQL, Prisma, Tailwind CSS 4, Framer Motion",
+  });
+});
+
+it("builds a CreativeWork for every case, with the client only on client work", () => {
+  for (const caseStudy of caseStudies) {
+    const work = buildCaseJsonLd(caseStudy);
+    expect(work).toMatchObject({
+      "@type": "CreativeWork",
+      url: `${siteUrl}/cases/${caseStudy.id}`,
+      image: getCaseImageUrl(caseStudy.id),
+      creator: { "@id": SEO_IDS.person },
+    });
+    expect(work.name).toContain(caseStudy.title);
+    expect(work.description.length).toBeGreaterThan(40);
+    expect(work.keywords).toBe(caseStudy.stack.join(", "));
+    expect("sourceOrganization" in work).toBe(isClientCase(caseStudy));
+  }
+});
+
+it("omits the client address when a client case has no public site", () => {
+  const work = buildCaseJsonLd(getCase("as-servicos")) as {
+    url: string;
+    sourceOrganization?: Record<string, unknown>;
+  };
+  expect(work.sourceOrganization).toStrictEqual({
+    "@type": "Organization",
+    name: "AS Serviços",
+  });
+  expect(work.url).toBe(`${siteUrl}/cases/as-servicos`);
+});
+
 it("builds contiguous breadcrumbs from readonly tuples", () => {
   const pageUrl = `${siteUrl}/servicos/x`;
   const items = [