text: Title: Feature Request: change variables in the interaction field with arrow keys
  Body: ### Missing functionality
  
  Currently, to change the variable,
  one has to use the mouse.
  But a convenient way to change the variable would be with the arrow keys.
  
  ### Proposed feature
  
  Change variable with arrow keys in the interaction view
  
  ### Alternatives considered
  
  _No response_
  
  ### Additional context
  
  _No response_