Align tests and docs with Pitch, the customer Home, and the terminal dock.

Page, crawl, Playwright and Lighthouse coverage now include both pitch locales, and the contributor docs match the new route table and chrome.

Co-authored-by: Cursor <cursoragent@cursor.com>

lighthouserc.json

@@ -6,6 +6,8 @@
       "url": [
         "http://127.0.0.1:4000/",
         "http://127.0.0.1:4000/en",
+        "http://127.0.0.1:4000/pitch",
+        "http://127.0.0.1:4000/en/pitch",
         "http://127.0.0.1:4000/leistungen/ai-integration",
         "http://127.0.0.1:4000/en/projects"
       ],