See https://github.com/thezbyg/gpick/pull/219

--- source/dynv/Xml.cpp.orig	2022-05-08 03:20:36
+++ source/dynv/Xml.cpp	2023-05-30 10:53:32
@@ -75,7 +75,7 @@
 		for (const auto &i: values) {
 			if (!writeStart(stream, "li"s))
 				return false;
-			if (!types::xml::write(stream, i))
+			if (!types::xml::write(stream, T(i)))
 				return false;
 			if (!writeEnd(stream, "li"s))
 				return false;