- revert_yz_flip: swap Y/Z axes - three_plane: 2x2 grid (iso(random) + XY/YZ/XZ) - mesh_opacity + show_edges with conditional edge_opacity (hidden until edges on, via web_src JS) - show_connected_components: color by pyvista connectivity() RegionId Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>