feat(as-servicos): remove o link do site e cita a participacao no projeto

- demoUrl de AS Servicos passa a null (so o codigo no GitHub); teamSize deixa de ser 'Individual'
- novo campo opcional role: 'Desenvolvimento da primeira landing page do site, com animacoes 3D, e de um painel para controle de projetos'
- role aparece no card de projeto e no topo do case

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>

lib/site-content.test.ts

@@ -96,3 +96,14 @@ it("does not publish the unavailable Twins Lab demo", () => {
     caseStudies.find((item) => item.id === "twins-lab")?.demoUrl,
   ).toBeUndefined();
 });
+
+it("keeps AS Serviços as a project (code only) and states the author's participation", () => {
+  const asServicos = caseStudies.find(({ id }) => id === "as-servicos");
+  expect(asServicos?.demoUrl).toBeNull();
+  expect(asServicos?.githubUrl).toBe(
+    "https://github.com/evandrodevbr/as-servicos",
+  );
+  expect(asServicos?.role).toMatch(/primeira landing page/i);
+  expect(asServicos?.role).toMatch(/animações 3D/i);
+  expect(asServicos?.role).toMatch(/painel para controle de projetos/i);
+});