fix: resolve contact form and page slug translation mismatch causing E2E test failures

tests/pages.test.ts

@@ -21,6 +21,30 @@ describe('getPageBySlug translation routing', () => {
     expect(page?.frontmatter.title).toBe('Datenschutzerklärung');
   });
 
+  it('should resolve translated slug "kontakt" for German', async () => {
+    const page = await getPageBySlug('kontakt', 'de');
+    expect(page).not.toBeNull();
+    expect(page?.frontmatter.title).toBe('Kontakt');
+  });
+
+  it('should resolve translated slug "contact" for English', async () => {
+    const page = await getPageBySlug('contact', 'en');
+    expect(page).not.toBeNull();
+    expect(page?.frontmatter.title).toBe('Kontakt');
+  });
+
+  it('should resolve translated slug "produkte" for German', async () => {
+    const page = await getPageBySlug('produkte', 'de');
+    expect(page).not.toBeNull();
+    expect(page?.frontmatter.title).toBe('Produkte');
+  });
+
+  it('should resolve translated slug "products" for English', async () => {
+    const page = await getPageBySlug('products', 'en');
+    expect(page).not.toBeNull();
+    expect(page?.frontmatter.title).toBe('Produkte');
+  });
+
   it('should return null for non-existent slugs', async () => {
     const page = await getPageBySlug('does-not-exist', 'de');
     expect(page).toBeNull();