As a New User, I want a short guided introduction so that I know how to take the test.
- Acceptance criteria:
- A 3-step onboarding shows what a test looks like, how time/words are counted, and how mistakes are handled.
- Onboarding can be skipped or revisited from the menu.
- Onboarding appears only on first run (or on demand).
As a New User, I want a short guided introduction so that I know how to take the test.