Feature Improvements, Chinese/English Text Optimization, and Bug Fixes

Optimized the excerpt feature to improve the stability and display of excerpted content.

Optimized the text selection and copy feature for a smoother selection and copying experience.

Added a save backup and recovery system. If save data becomes corrupted or abnormal, the system will attempt to automatically restore it from a backup.

Steam Cloud Save is now enabled by default. After exiting the game, please wait for Steam to finish uploading your save data before closing the Steam client to avoid sync issues.

Added a search box to the question-answering interface, allowing you to search clue names and find relevant clues more easily.

Fixed several known program bugs and story logic issues.

The English translation has been comprehensively improved. If you encounter any translation issues, please feel free to report them in the community.