diff -ruN a/common/schema.h b/common/schema.h
--- a/common/schema.h	2024-04-19 10:17:30.432373942 +0200
+++ b/common/schema.h	2024-04-19 10:18:40.222357156 +0200
@@ -20,6 +20,7 @@
 #pragma once
 
 #include <vector>
+#include <cstdint> // for std::uint32_t and std::uint64_t
 #include <string>
 
 namespace common