fixed: coplit sugestion

Author: RaduCristianPopescu

includes/views/css/import-metabox-edit.css

@@ -215,7 +215,7 @@ span.feedzy-spinner {
 	flex-direction: column;
     align-items: flex-start;
     gap: 8px;
-	border: 1px solid black;
+	border: 1px solid #5555559c;
 }
 
 .feedzy-wrap .fz-validation-message button {

includes/views/js/import-metabox-edit.js

@@ -147,7 +147,7 @@
 	*/
 	function handle_validation_response(response) {
 		if ( ! response || ! response.data || ! response.data.results ) {
-			showMessage('✗ ' + (response.message || 'Unknown error'), response.status);
+			showMessage('✗ ' + (response.data.results.message || 'Unknown error'), response.status);
 			return;
 		}
 
@@ -170,14 +170,20 @@
 	}
 
 	function showMessage( message, autoDismiss = true ) {
-		$('.fz-validation-message').remove();
-		
+		const $container = $('.fz-validation-summary');
+		if ( !$container.length ) {
+			$('body').append('<div class="fz-validation-summary"></div>');
+			return;
+		}
+
+		$container.find('.fz-validation-message').remove();
+
 		const $message = $('<div>', {
 			class: 'fz-validation-message',
 			html: message
 		});
 
-		$('.fz-validation-summary').append($message);
+		$container.append($message);
 		if ( autoDismiss ) {
 			$message.delay(5000).fadeOut(300, () => $message.remove());
 		} else {