fix(plot): respect non-printing layers

Filter nested block, attribute, table, hatch, and wipeout geometry during export while preserving canvas visibility.

src/app/update/file.rs

@@ -172,7 +172,7 @@ fn plot_scene_content(
     paper_wires.retain(|wire| wire.plot_visible);
     model_wires.retain(|wire| wire.plot_visible);
     let paper_hatches = scene.paper_plot_hatches().as_ref().clone();
-    let paper_wipeouts = scene.paper_canvas_wipeouts().as_ref().clone();
+    let paper_wipeouts = scene.paper_plot_wipeouts().as_ref().clone();
     if scene.current_layout == "Model" {
         let splits = crate::io::pdf_export::PlotGroupSplits {
             wires: paper_wires.len(),

src/app/update/mod.rs

@@ -2457,6 +2457,8 @@ impl OpenCADStudio {
                             }
                         }
 
+                        self.tabs[i].layers.refresh_sort();
+
                         self.tabs[i]
                             .scene
                             .invalidate_layer_dependencies(&targets);