- Introduced `card_language` attribute in ProjectRecord and Workspace classes to handle multiple languages for project cards.
- Updated project creation and renaming methods to accept and store the card language.
- Enhanced ZoteroReader to read and return attachment metadata, including language-specific summaries and claims.
- Modified LLM client to generate card content based on the specified language, supporting both English and Chinese.
- Updated tests to cover new functionality, ensuring correct handling of multilingual card generation and retrieval.
- Adjusted UI tests to verify the presence of language selection options and proper rendering of multilingual content.
