- Documents all 7 migrated subdirectories - Test coverage: 42/42 tests passing - Docker build validation with Qt 6.10.2 - Technical changes summary (Qt6 API, ArcGIS SDK v300) - Validation checklist per migration instructions Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> Entire-Checkpoint: 01M5BM7V77EQTMBFP1V1GY5YZ9