An accountability partner for long-term learning journeys. Use when starting a study session to pick up where you left off, get progress summaries, receive quizzes on book material, get guidance on projects, track milestones, and stay motivated. Triggers on: "lets study", "study session", "continue learning", "what should I work on", "quiz me", or when working in a folder with comprehensive-study-plan.md and current-focus.md files.