feat(home): seção Sobre com prova por ponto, contato por oferta e hero com a Lavação 047 na tela larga

app/components/FloatingWhatsApp.paths.test.tsx

@@ -1,6 +1,8 @@
 import { act, fireEvent, render, screen } from "@testing-library/react";
 import userEvent from "@testing-library/user-event";
 import type { ComponentProps } from "react";
+import { resetNavigation, setNavigation } from "@/__mocks__/next/navigation";
+import { HOME_SUBJECT } from "@/lib/whatsapp";
 import FloatingWhatsApp from "./FloatingWhatsApp";
 import GoogleAnalytics from "./GoogleAnalytics";
 
@@ -50,6 +52,7 @@ const floatingLink = () =>
   screen.queryByRole("link", { name: "Conversar no WhatsApp" });
 
 beforeEach(() => {
+  resetNavigation();
   instances.length = 0;
   global.IntersectionObserver =
     FakeObserver as unknown as typeof IntersectionObserver;
@@ -191,7 +194,20 @@ describe("FloatingWhatsApp: conteúdo e cliques", () => {
     expect(link?.parentElement).toHaveClass("md:hidden", "fixed", "right-sp-4");
   });
 
-  it("path: click reports 'Contato' as the service because the floating link has no subject", () => {
+  it("path: click on the home reports the home subject as the service (the central navigation mock opens on '/')", () => {
+    render(<FloatingWhatsApp />);
+
+    fireEvent.click(floatingLink() as HTMLElement, { button: 0 });
+
+    expect(window.gtag).toHaveBeenCalledWith(
+      "event",
+      "whatsapp_open",
+      expect.objectContaining({ service: HOME_SUBJECT, placement: "floating" }),
+    );
+  });
+
+  it("path: click on a page without a subject reports 'Contato' as the service", () => {
+    setNavigation({ pathname: "/privacidade" });
     render(<FloatingWhatsApp />);
 
     fireEvent.click(floatingLink() as HTMLElement, { button: 0 });