fix(model): restore saved solid booleans

Reload exact B-reps from solid history or ACIS before model operations and pin the closed-cut kernel fix.

Cargo.lock

@@ -878,7 +878,7 @@ checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
 [[package]]
 name = "cadkernel"
 version = "0.1.0"
-source = "git+https://github.com/HakanSeven12/cadkernel.git?rev=895f8b7#895f8b7b4d53845608689ead46c1a122e352b79b"
+source = "git+https://github.com/HakanSeven12/cadkernel.git?rev=467c3fd#467c3fd02f419ab5af4030691699b34b25d2f51a"
 dependencies = [
  "acadrust",
  "cavalier_contours",