fix: full translation parity, component consistency, and link clickability

components/blocks/ReferencesSlider.test.tsx

@@ -2,6 +2,7 @@ import * as React from 'react';
 import { describe, it, expect, vi } from 'vitest';
 import { render, screen, fireEvent } from '@testing-library/react';
 import { ReferencesSlider, Reference } from './ReferencesSlider';
+import { NextIntlClientProvider } from 'next-intl';
 
 // Mock next/link to render standard <a> tag
 vi.mock('next/link', () => ({
@@ -21,6 +22,13 @@ vi.mock('next/image', () => ({
   }
 }));
 
+// Mock next-intl
+vi.mock('next-intl', () => ({
+  useTranslations: () => (key: string) => key,
+  useLocale: () => 'en',
+  NextIntlClientProvider: ({ children }: any) => <>{children}</>
+}));
+
 describe('ReferencesSlider TDD', () => {
   const mockReferences: Reference[] = [
     {
@@ -49,8 +57,8 @@ describe('ReferencesSlider TDD', () => {
     
     const links = screen.getAllByTestId('reference-tile-link');
     expect(links).toHaveLength(2);
-    expect(links[0].getAttribute('href')).toBe('/referenzen/referenz-projekt-eins');
-    expect(links[1].getAttribute('href')).toBe('/referenzen/referenz-projekt-zwei');
+    expect(links[0].getAttribute('href')).toBe('/en/referenzen/referenz-projekt-eins');
+    expect(links[1].getAttribute('href')).toBe('/en/referenzen/referenz-projekt-zwei');
   });
 
   it('allows navigation on simple click (no drag)', () => {