Signal v0.21
https://signal.iso8583.tech/

New features:
  • Color customization with live preview
  • Resizable field and log panels
  • Drag-and-drop support for transactions and configuration data
  • Undo and redo in the complex field constructor
  • Specification recovery from backups
  • Version-specific guided tour of interface changes
  • Application-wide debug logging
  • Error dialog with a stack trace for unexpected errors

Updates:
  • Improved interface, keyboard navigation and error reporting
  • Consistent configuration updates across GUI and API
  • Core code cleanup and reliability improvements

Fixed:
  • TCP message handling and response matching
  • Configuration and specification saving issues
  • Various editing, display and connection shutdown issues
