ui.h: add missing optional header include (#23160)

old-commit-hash: af275af38f
4 years ago · cabd6c6b95
parent 1b0930bcbd
commit cabd6c6b95
1 changed files with 1 additions and 0 deletions
--- a/selfdrive/ui/ui.h
+++ b/selfdrive/ui/ui.h
@ -2,6 +2,7 @@

 #include <memory>
 #include <string>
+#include <optional>

 #include <QObject>
 #include <QTimer>