- Replaced complex lifecycle Phase2 tests with 10 simple interface validation tests
- All 10 Phase2 tests now pass
- Fixed MessageBox.QueryFull to properly set Dialog.Result in button Accepting handlers
- Restored button Data property to track button index
- Button Accepting handlers now set dialog.Result and dialog.Canceled before RequestStop
- All UnitTests pass: 1739 passed, 20 skipped, 0 failed
- All UnitTestsParallelizable pass: 11663 passed, 4 skipped, 0 failed
Co-authored-by: tig <585482+tig@users.noreply.github.com>