Real Challenge Answer

Topic: Jit-TypeScript

Lesson: Basic Types

Completed page answer: this is a small real-page version of Basic Types.

TypeScript checklist:
- Name the goal
- Create the smallest working example
- Test the result
- Fix one problem at a time
- Record what changed

// Safe change: Basic Types practice

Done when: another beginner can open it, see the result, make one edit, and change it back in under five minutes.