Support architectural understanding from home projects to professional practice and theory.

Process multiple items with progress tracking, checkpointing, and failure recovery.

Help users improve at chess — study methods, analysis, rating plateaus, and learning priorities by level.

Write Chinese that sounds human. Not formal, not robotic, not AI-generated.

Compress context in long-running sessions. Keep momentum without losing critical state.

Improve systematically by analyzing losses, studying winners, and tracking progress against rivals in any competitive domain.