Angular 21 Vitest Testing Revolution: Complete Karma-to-Vitest Migration Guide, ICOV Coverage, Faster DX & Modern Testing Workflows (2025 Edition)

Have You Ever Waited 10 Minutes for Your Test Suite to Run? If you're an Angular developer, you've probably experienced this pain. You make a small change, run your tests, grab coffee, check your phone, and maybe start wondering if you chose the wron...