thread-safe sglog initialization

Handbook/src/appendix/changelog.md

@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Bumped the SenseGlove libraries to `v2.203.0-f3d3e676`.
 - SenseGlove libraries have migrated to `C++20` from `C++17`.
 - Revamped the `SGLog` logging utility class to use `TUniquePtr` instead of `std::unique_ptr`.
+- `SGLog` now relies on `TAtomic<bool>` for thread-safe initialization.
 - Bumped the SenseGlove Unreal Engine Marketplace Packager `v0.6.0-4108c6f`.
 
 ### Fixed

Source/SenseGloveLog/Private/SGLog/SGLog.cpp

@@ -34,8 +34,10 @@
 
 
 #include "SGLog/SGLog.h"
+
 #include "Containers/Map.h"
 #include "Logging/LogMacros.h"
+#include "Templates/Atomic.h"
 
 DEFINE_LOG_CATEGORY(LogEditor)
 DEFINE_LOG_CATEGORY(LogGeneric)
@@ -60,7 +62,7 @@ struct FSGLogCore::FStaticImpl
 
     TMap<FSGLogCore::EVerbosity, VerbosityMapper> VerbosityMap;
 
-    bool bInitialized;
+    TAtomic<bool> bInitialized;
 
     /************************
      * Constructor / Destructor