feat: add camera shortcut functionality for improved navigation in 3D space; refactor ShortcutHelper and Builder components for better structure

app/src/components/footer/shortcutHelper.tsx

@@ -55,6 +55,7 @@ interface ShortcutHelperProps {
 const ShortcutHelper: React.FC<ShortcutHelperProps> = ({
   setShowShortcuts,
 }) => {
+
   const shortcuts: ShortcutGroup[] = [
     // Essential
     {
@@ -310,6 +311,7 @@ const ShortcutHelper: React.FC<ShortcutHelperProps> = ({
       >
         <CloseIcon />
       </button>
+      
       <div className="header">
         <div className="header-wrapper">
           {shortcuts.map((group) => (