fix: lint and build

tests_bak/home.test.tsx

@@ -0,0 +1,27 @@
+import { render, screen } from "@testing-library/react";
+import { describe, it, expect } from "vitest";
+import Home from "../app/page";
+
+describe("Home Page", () => {
+  it("renders the hero section with correct title", () => {
+    render(<Home />);
+    expect(
+      screen.getByText(/Spezialisierter Partner für Energiekabelprojekte/i),
+    ).toBeInTheDocument();
+  });
+
+  it("contains the CTA button", () => {
+    render(<Home />);
+    const ctaButton = screen.getByRole("link", { name: /Projekt anfragen/i });
+    expect(ctaButton).toBeInTheDocument();
+    expect(ctaButton).toHaveAttribute("href", "/kontakt");
+  });
+
+  it("renders the portfolio section", () => {
+    render(<Home />);
+    expect(screen.getByText(/Unsere Leistungen/i)).toBeInTheDocument();
+    // Use getAllByText because it appears in both hero description and card title
+    const elements = screen.getAllByText(/Technische Beratung/i);
+    expect(elements.length).toBeGreaterThan(0);
+  });
+});