Implemented enhancements:
- Add segmentation region tooltip and visibility toggle functionality #885
- Add SegRegionCellRenderer for color swatch display in segmentation tree #884
- Refactor DICOM manifest handling #883
- Render multiple SEG files in 3D (merged volume), add voxel mask modes and async texture build #881
- Add segmentation selection controls: Show/Hide all, view button and complete tool listing #879
- Hide non-relevant segmentations by default (keyword list and global preference) #878
- Refactor Thumbnail rendering to avoid AWT tree lock during icon updates #877
Fixed bugs:
- "Copy images into the local temporary directory" option is not applied #887
- Fix determining plane from DICOM images when building volume #882
Security fixes:
- Enhance property handling to prevent path injection and ensure safe directory names #888