- Updated the Google Sign-In integration to utilize the new OAuth callback mechanism.
- Added a redirect flow for Google authentication, improving user experience.
- Enhanced error handling and user feedback during the login process.
- Removed hardcoded Google client ID in favor of environment variable usage.
- Introduced a new component for handling OAuth callbacks and updated the App component to manage authentication states accordingly.
- Improved API route for processing OAuth callbacks, including token exchange and user verification.
- Changed API proxy target from localhost:5000 to localhost:5500 in both webpack configurations.
- Updated server port from 5000 to 5500 in src/index.js for consistency.
- Upgraded OpenAI model from "gpt-4o-mini" to "gpt-5-mini" in document processing routes, enhancing processing capabilities.
