added to nginx docker - www-data is now part of nginx group, and tmp folder allow nginx group to read and execute

plug/map_prof/srcs/menu/mp_menu_content.php

@@ -65,6 +65,9 @@ function mp_bad_categories($posts_list) {
 			//mp_console_log("categorie:");
 			//mp_console_log($value);
 		}
+		if (str_starts_with($value, '["')) {
+			array_push($posts_bad_categories, $post);
+		}
 	}
 	return $posts_bad_categories;
 }