chore: prettier format pass on branch files

Auto-format all files modified during the documents-hub-split feature
branch that were not yet aligned with the project's Prettier config
(single quotes, semicolons, trailing commas).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/components/shared/empty-state.tsx

@@ -20,10 +20,7 @@ interface EmptyStateProps {
 export function EmptyState({ icon: Icon, title, description, action, className }: EmptyStateProps) {
   return (
     <div
-      className={cn(
-        'flex flex-col items-center justify-center text-center py-16 px-4',
-        className,
-      )}
+      className={cn('flex flex-col items-center justify-center text-center py-16 px-4', className)}
     >
       {Icon && (
         <div className="w-12 h-12 rounded-full bg-muted flex items-center justify-center mb-4">
@@ -31,9 +28,7 @@ export function EmptyState({ icon: Icon, title, description, action, className }
         </div>
       )}
       <h3 className="text-base font-semibold text-foreground mb-1">{title}</h3>
-      {description && (
-        <p className="text-sm text-muted-foreground max-w-sm mb-4">{description}</p>
-      )}
+      {description && <p className="text-sm text-muted-foreground max-w-sm mb-4">{description}</p>}
       {action && (
         <Button onClick={action.onClick} size="sm">
           {action.label}