- Add gameHistory configs to all 21 test student profiles
- Implement generateGameResults function to create scoreboard data
- Each profile has appropriate game history matching their characteristics:
- Struggling students get low scores (35-45)
- Developing students get medium scores (55-75)
- Strong students get high scores (78-95)
- Add accuracyMultiplier to TuningAdjustment interface (fixes TS error)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>