Add isEscape() helper that handles both raw (\x1b) and Kitty protocol (\x1b[27u) Escape sequences. Update all components that check for Escape key to use the new helper.
Add isEscape() helper that handles both raw (\x1b) and Kitty protocol (\x1b[27u) Escape sequences. Update all components that check for Escape key to use the new helper.