Refactor chat components and update generative AI integration

- Updated ChatInput, ChatMessage, ChatSidebar, and MessageList components for improved readability and consistency in code style.
- Enhanced error handling for localStorage operations with a safeLocalStorage utility.
- Migrated from GoogleGenerativeAI to GoogleGenAI for better API usage.
- Removed deprecated generative AI type definitions.
- Adjusted CSS imports to align with Tailwind CSS best practices.
- Improved user experience by refining message typing animations and scroll behavior.

Merge branch 'main' of https://github.com/0xarchit/ArcGPT

v3.1.0

Version Update

v2.1.0 changes

Merge branch 'main' of https://github.com/0xarchit/ArcGPT

Update README.md

Update README.md

Updated images