adding app v2 (#943)

www/appv2/src/components/ui/Card.tsx

@@ -0,0 +1,19 @@
+import React from 'react';
+
+interface CardProps extends React.HTMLAttributes<HTMLDivElement> {}
+
+export const Card = React.forwardRef<HTMLDivElement, CardProps>(
+  ({ className = '', children, ...props }, ref) => {
+    return (
+      <div
+        ref={ref}
+        className={`bg-surface-highest rounded-md p-6 shadow-card ${className}`}
+        {...props}
+      >
+        {children}
+      </div>
+    );
+  }
+);
+
+Card.displayName = 'Card';