migrate to nextjs

tests/home.test.tsx

@@ -0,0 +1,25 @@
+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)
+  })
+})