refactor: infer types from zod validation

components/Loyalty/Blocks/CardGrid/index.tsx

@@ -35,16 +35,9 @@ export default function CardGrid({ card_grid }: CardGridProps) {
 }
 
 function CardWrapper({ card }: CardProps) {
-  const link = card.referenceConnection.edges.length
-    ? {
-        href: card.referenceConnection.edges[0].node.url,
-        title: _("Read more"),
-      }
-    : undefined
-
   return (
     <div className={styles.cardWrapper}>
-      <Card subtitle={card.subtitle} title={card.title} link={link} />
+      <Card subtitle={card.subtitle} title={card.title} link={card.link} />
     </div>
   )
 }