KeyboardEvent.keyCode is deprecated

[Horie Issei]

KeyboardEvent.keyCode is deprecated and no longer recommended to use. 😅

hello-world/src/components/commandPalette/CommandPaletteUI.tsx

Lines 23 to 34 in 84f463d

 if (e.keyCode === 38) { 
   e.preventDefault() 
  
   if (currentIndex === 0) { 
     setIndex(commandNames.length - 1) 
   } else { 
     setIndex(currentIndex - 1) 
   } 
 } 
  
 // down 
 if (e.keyCode === 40) { 

Ref: https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/keyCode