Update some of the exercises

examples/characters/src/characrer.test.js

@@ -0,0 +1,14 @@
+import { describe, it, expect } from 'vitest';
+import { Character } from './character.js';
+import { Person } from './person.js';
+
+describe('Character', () => {
+  it.todo(
+    'should create a character with a first name, last name, and role',
+    () => {},
+  );
+
+  it.todo('should allow you to increase the level', () => {});
+
+  it.todo('should update the last modified date when leveling up', () => {});
+});