Improve CAD workspace functionality and user experience

src/scene/mod.rs

@@ -37,6 +37,7 @@ pub use page_setup::{apply_default_page_setup, document_page_setups, rotated_mar
 mod dwg_native_constraints;
 mod entity;
 pub use entity::CreateBlockOptions;
+pub(crate) use entity::gradient_tint_color;
 #[cfg(test)]
 mod hatch_boundary;
 mod group_layer;