Our Playwright suite now runs 1,100 tests in 9 minutes on every PR. A year ago it was 300 Selenium tests th…

Our Playwright suite now runs 1,100 tests in 9 minutes on every PR. A year ago it was 300 Selenium tests that took 45 minutes and failed randomly. Key changes: parallel workers, test isolation (each test creates its own data), and deleting tests that tested nothing.