log in local time

include/log.hpp

@@ -49,7 +49,8 @@ inline void _log(LOG level, std::string_view tag, std::format_string<Args...> st
     /* log to file */
     if (logToFile) {
         auto now = std::chrono::system_clock::now();
-        std::string msg = std::format("{:%x %H:%M:%S  }", floor<std::chrono::milliseconds>(now));  // timestamp
+        auto local = std::chrono::current_zone()->to_local(now);
+        std::string msg = std::format("{:%x %H:%M:%S  }", floor<std::chrono::milliseconds>(local));  // timestamp
         std::format_to(std::back_inserter(msg), pattern, color, tag, reset);                       // tag
         std::format_to(std::back_inserter(msg), str, std::forward<Args>(args)...);                 // actual log message