Build a typing speed test:
- Show a paragraph of text to type
- Real-time WPM (words per minute) calculation
- Accuracy percentage
- Highlight correct (green) and incorrect (red) characters
- Timer (30s, 60s, 120s options)
- Difficulty levels: easy (common words), medium (sentences), hard (code snippets)
- Results screen with WPM, accuracy, and comparison to average
- History of past results (localStorage)
- Clean, focused UI with large text
Put in ~/data/public/