- Documents successful Qt5-to-Qt6 migration verification - Records 610/610 tests passing (100% pass rate) - Details all code changes and build script fixes - Notes QT_QPA_PLATFORM=offscreen requirement for headless testing - Includes Qt6 API migration patterns reference - Provides recommendations for CI/CD and future development Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>