* feat: enhance chat import with multi-format support
- Add support for importing chats from different formats:
- Standard Bolt format
- Chrome extension format
- History array format
- Bolt export format
- Add Import Chats button to Data Management
- Add proper error handling and logging
- Update README with backup/restore feature
* refactor: simplify chat import formats
- Remove multi-format support from DataTab
- Keep only standard Bolt export formats
- Simplify ImportButtons to handle standard format only
* feat: Integrate AWS Bedrock with Claude 3.5 Sonnet, Claude 3 Sonnet, and Claude 3.5 Haiku
* update Dockerfile for AWS Bedrock configuration
* feat: add new Bedrock model 'Mistral' and update Haiku to version 3
* feat: add new bedrock model Nova Lite and Nova Pro
* Update README documentation to reflect the latest changes
* Add the icon for aws bedrock
* add support for serialized AWS Bedrock configuration in api key