feat: harden portfolio and add SEO foundations

app/components/Hero.test.tsx

@@ -1,12 +1,10 @@
-import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { fireEvent, render, screen } from "@testing-library/react";
 import type { ReactNode } from "react";
 
 import Hero from "./Hero";
 
 jest.mock("next/dynamic", () => () => {
-  const DynamicComponent = ({ variant }: { variant?: string }) => (
-    <div data-testid="hero-scene" data-variant={variant} />
-  );
+  const DynamicComponent = () => <div data-testid="hero-scene" />;
   DynamicComponent.displayName = "MockHeroScene";
   return DynamicComponent;
 });
@@ -82,7 +80,6 @@ function mockMatchMedia(matches = false) {
 describe("Hero", () => {
   beforeEach(() => {
     mockMatchMedia(false);
-    jest.spyOn(Math, "random").mockReturnValue(0);
     jest.spyOn(window, "open").mockImplementation(() => null);
   });
 
@@ -90,54 +87,68 @@ describe("Hero", () => {
     jest.restoreAllMocks();
   });
 
-  it("renders the command center hero and primary actions", async () => {
-    const { container } = render(<Hero />);
-
-    await waitFor(() =>
-      expect(container.querySelector("[data-hero-variant]")).toHaveAttribute(
-        "data-hero-variant",
-        "command-center",
-      ),
-    );
+  it("renders the published command-center content and primary actions", () => {
+    render(<Hero />);
 
+    expect(
+      screen.getByText("Disponível para novas oportunidades"),
+    ).toBeInTheDocument();
     expect(
       screen.getByRole("heading", {
         level: 1,
-        name: /engenharia de software para sistemas/i,
+        name: "Engenharia de software para sistemas que precisam operar de verdade.",
       }),
     ).toBeInTheDocument();
     expect(
-      screen.getByRole("button", { name: /conversar sobre uma oportunidade/i }),
+      screen.getByRole("button", {
+        name: "Conversar sobre uma oportunidade",
+      }),
     ).toBeInTheDocument();
     expect(
-      screen.getByRole("link", { name: /ver casos selecionados/i }),
+      screen.getByRole("button", { name: "Agendar no WhatsApp" }),
+    ).toBeInTheDocument();
+    expect(
+      screen.getByRole("link", { name: "Ver casos selecionados" }),
     ).toHaveAttribute("href", "/cases");
-    expect(screen.getByRole("link", { name: /download cv/i })).toHaveAttribute(
+    expect(screen.getByRole("link", { name: "Download CV" })).toHaveAttribute(
       "href",
       "/Profile.pdf",
     );
     expect(screen.queryByTestId("hero-scene")).not.toBeInTheDocument();
   });
 
-  it("keeps social links, proof content and WhatsApp CTA", async () => {
+  it("keeps social destinations, operational proof and WhatsApp action", () => {
     render(<Hero />);
 
-    await waitFor(() =>
-      expect(
-        screen.getByText(/Disponível para novas oportunidades/i),
-      ).toBeInTheDocument(),
+    expect(screen.getByRole("link", { name: "GitHub" })).toHaveAttribute(
+      "href",
+      "https://github.com/evandrodevbr",
     );
-
-    expect(screen.getByLabelText("GitHub")).toBeInTheDocument();
-    expect(screen.getByLabelText("LinkedIn")).toBeInTheDocument();
-    expect(screen.getByLabelText("Email")).toBeInTheDocument();
-    expect(screen.getByText(/Garuva, SC \/ Brasil/i)).toBeInTheDocument();
-    expect(screen.getByText(/Operação/i)).toBeInTheDocument();
-    expect(screen.getByText(/Clareza/i)).toBeInTheDocument();
-    expect(screen.getAllByText(/Resultado/i).length).toBeGreaterThan(0);
+    expect(screen.getByRole("link", { name: "LinkedIn" })).toHaveAttribute(
+      "href",
+      "https://www.linkedin.com/in/evandro-fonseca-junior-0969aa1b0/",
+    );
+    expect(screen.getByRole("link", { name: "Email" })).toHaveAttribute(
+      "href",
+      "mailto:[email protected]",
+    );
+    expect(screen.getByText("Garuva, SC / Brasil")).toBeInTheDocument();
+    expect(screen.getByText("Operação")).toBeInTheDocument();
+    expect(screen.getByText("Clareza")).toBeInTheDocument();
+    expect(screen.getByText("Resultado")).toBeInTheDocument();
+    expect(
+      screen.getByRole("region", {
+        name: "Telemetria operacional em tempo real",
+      }),
+    ).toBeInTheDocument();
+    expect(
+      screen.getByText(/Globo interativo centrado em Joinville/i),
+    ).toBeInTheDocument();
 
     fireEvent.click(
-      screen.getByRole("button", { name: /conversar sobre uma oportunidade/i }),
+      screen.getByRole("button", {
+        name: "Conversar sobre uma oportunidade",
+      }),
     );
     expect(window.open).toHaveBeenCalledWith(
       expect.stringContaining("https://wa.me/"),