- Initial plan by @Copilot
 - Replace std::chrono with QueryPerformanceCounter in State.cpp frame timing by @Copilot
 - Replace std::chrono with QueryPerformanceCounter in ABTesting timer by @Copilot
 - Replace std::chrono with QueryPerformanceCounter in PerformanceOverlay timing by @Copilot
 - Fix build errors by reverting testDataLastUpdated to chrono while keeping performance optimizations by @Copilot
 - Complete QueryPerformanceCounter optimization for testDataLastUpdated with chrono conversion by @Copilot
 - Replace chrono with native QueryPerformanceCounter in TimeAgoString functionality by @Copilot
 - Move TimeAgoStringQPC to Utils/Format as shared utility function with proper documentation by @Copilot
 - chore: remove unneeded windows.h by @alandtse
 - style: 🎨 apply pre-commit.ci formatting by @pre-commit-ci[bot]