Filter cards published by names with no owner

assets/js/MinterBoard.js

@@ -213,7 +213,26 @@ const loadCards = async () => {
     const validatedCards = await Promise.all(
       response.map(async card => {
         const isValid = await validateCardStructure(card);
-        return isValid ? card : null;
+        if (!isValid) {
+          return null;
+        }
+        // Check if the name is currently owned by any address
+        try {
+          const nameData = await qortalRequest({
+            action: "GET_NAME_DATA",
+            name: card.name
+          });
+          // If the name is unowned, an error is returned, skip the card
+          if (!nameData || !nameData.owner) {
+            console.warn(`Skipping card with unowned or unknown name: ${card.name}`);
+            return null;
+          }
+        } catch (err) {
+          console.warn(`Error fetching name data for card name: ${card.name}`, err);
+          return null;
+        }
+        // If structure is valid and name is owned, we consider the card valid
+        return card;
       })
     );