Require website selection before adding board component

src/app/(main)/boards/[boardId]/BoardComponentSelect.tsx

@@ -98,7 +98,7 @@ export function BoardComponentSelect({
   };
 
   const handleAdd = () => {
-    if (!selectedDef) return;
+    if (!selectedDef || !selectedWebsiteId) return;
 
     const props: Record<string, any> = {};
 
@@ -137,6 +137,8 @@ export function BoardComponentSelect({
       }
     : null;
 
+  const canSave = !!selectedDef && !!selectedWebsiteId;
+
   return (
     <Column gap="4">
       <Row gap="4" style={{ height: 600 }}>
@@ -271,7 +273,7 @@ export function BoardComponentSelect({
         <Button variant="quiet" onPress={onClose}>
           {t(labels.cancel)}
         </Button>
-        <Button variant="primary" onPress={handleAdd} isDisabled={!selectedDef}>
+        <Button variant="primary" onPress={handleAdd} isDisabled={!canSave}>
           {t(labels.save)}
         </Button>
       </Row>