Context menus: radial marking menu in the viewport (Repeat on top, Undo, Delete, Press Pull, Create Sketch, Extrude, Move/Copy, Hole; right press-and-hold or a right drag on the ring flicks to pick), contextual lists for faces, edges, bodies, sketch entities (construction, fix, applicable constraints) and empty space; browser menus for bodies, sketches and components; rename box, Properties window; body.rename and sketch.redefine commands; ui.menu / ui.menuPick / ui.rename control methods

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01AS5Tn3xieewUSg3uxrMVdL

crates/engine/src/cmd/mod.rs

@@ -2,6 +2,7 @@
 //! toolbar placement (`tab`, `panel`) follows Fusion's Design workspace so the registry doubles
 //! as the parity metric (`cargo xtask parity`).
 
+mod browser;
 mod clipboard;
 mod component;
 mod edit;
@@ -125,6 +126,7 @@ pub fn command_specs() -> Vec<&'static CommandSpec> {
     v.extend(features::COMMANDS.iter());
     v.extend(features_more::COMMANDS.iter());
     v.extend(component::COMMANDS.iter());
+    v.extend(browser::COMMANDS.iter());
     v.extend(edit::COMMANDS.iter());
     v.extend(clipboard::COMMANDS.iter());
     v.extend(parameters::COMMANDS.iter());