Refactor UIHandler to enhance collapsible message formatting and improve clarity in tool execution and parameter extraction updates. Update RegRadarAgent report sections for better organization and remove unnecessary markdown artifacts.

Update avatar image file to a new version with reduced size for improved performance and visual representation.

Update avatar image file with new version and size for improved visual representation in the application.

Remove unused image file and update README to reference the new image path. Enhance regulatory sources in settings.py by adding new entries for various global regulatory bodies, improving clarity and accessibility of information.