Prepare 0.2.0 usability release and refresh desktop demo

crates/kernel/src/lib.rs

@@ -16,6 +16,7 @@ mod blend;
 mod blend_corner;
 mod blend_variable;
 mod body;
+mod bore_guard;
 mod build;
 mod coplanar;
 mod curveblend;
@@ -39,8 +40,10 @@ mod polybool;
 mod polyhedron;
 mod prism;
 mod prism_curve;
+mod prism_measure;
 pub mod provenance;
 mod sew;
+mod smooth_edges;
 mod splitface;
 mod step;
 mod step_in;
@@ -70,6 +73,7 @@ pub use ops::{BoolOp, boolean, can_join_touching_faces, split_by_plane, transfor
 pub use polybool::{faceted_boolean, planar_boolean};
 pub use polyhedron::{HalfSpace, convex_polyhedron, draft, offset_faces, shell};
 pub use prism::{extrude_planar_regions, planar_regions_boolean};
+pub use prism_measure::certified_prism_equivalent;
 pub use sew::{EdgeSpec, FaceSpec, SurfSpec, sew};
 pub use splitface::{SplitTool, split_body, split_faces, split_faces_with_map};
 pub use step::step_export;