fix(style): refresh author card

src/Widgets/WidgetAuthorCard.php

@@ -54,6 +54,9 @@ class WidgetAuthorCard extends \WP_Widget {
 			$bio = (string) $user->description;
 		}
 		$cover = (string) get_user_meta($author_id, 'aksrt_background_image', true);
+		if ($cover === '') {
+			$cover = get_theme_file_uri('assets/img/person_background.png');
+		}
 
 		$post_count = count_user_posts($author_id, 'post', true);
 		$followers = 0;