v2.0.0
Chess puzzles
- Added chess puzzles generated from completed games.
- Added puzzle solving on desktop and mobile.
- Added hints, move history, and automatic puzzle replies on the board.
- Added random puzzle selection and puzzle ratings.
- Added admin tools for puzzle monitoring, rating stats, and blocking low-quality puzzles.
- Added a puzzle generator service for creating tasks from game history.
- Updated the main screens on desktop and mobile for the new puzzle flow.