#e2e-testing

Build comprehensive E2E testing with Playwright. Test structure: 1. Page Object Model for maintainability. 2. Multi-browser testing (Chromium, Firefox, WebKit). 3. Parallel test execution. 4. Visual regression with screenshots. 5. Network mocking and interception. 6. Authentication state persistence. 7. Trace viewer for debugging. 8. CI/CD integration with GitHub Actions. Use fixtures for test data, implement retry logic, and generate HTML reports with test results.