From c943ccaee25063a1a86b43e1baaed3975dbec794 Mon Sep 17 00:00:00 2001
From: Stepland <10530295-Buggyroom@users.noreply.gitlab.com>
Date: Tue, 27 Dec 2022 18:34:19 +0100
Subject: [PATCH] missing optional import in marker.hpp

---
 src/marker.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/marker.hpp b/src/marker.hpp
index 658769c..4eb2ed5 100644
--- a/src/marker.hpp
+++ b/src/marker.hpp
@@ -7,6 +7,7 @@
 #include <iomanip>
 #include <iostream>
 #include <map>
+#include <optional>
 #include <sstream>
 #include <unordered_map>