Report accepted Boolean retries on features and fuzz runs (#249)

Co-authored-by: bherbruck <brennen.herbruck@gmail.com>
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>

crates/kernel/src/lib.rs

@@ -16,6 +16,7 @@ mod blend;
 mod blend_corner;
 mod blend_variable;
 mod body;
+mod boolean_diagnostics;
 mod bore_guard;
 mod build;
 mod coplanar;
@@ -62,6 +63,7 @@ pub use blend::{ChamferSide, chamfer, chamfer_sides, fillet};
 pub use blend_corner::fillet_radii;
 pub use blend_variable::{fillet_chord, fillet_variable, fillet_variable_points};
 pub use body::{Body, CapSignature, EdgeInfo, FaceInfo, FacePaint, FaceSource, Paint};
+pub use boolean_diagnostics::{BooleanDiagnostics, BooleanFallback, BooleanStrategy, capture_boolean_diagnostics};
 pub use build::{PathSeg, box_solid, canonical_revolve_axis, cylinder, extrude, extrude_tapered, loft, revolve, sphere, sweep, torus};
 pub use delete_face::delete_faces;
 pub use emboss::{cylinder_emboss_anchor, emboss_cylinder, emboss_cylinder_at, has_cylinder_emboss_wall, infer_cylinder_emboss};