add (flawed) faces to sketch

src/mesh/api.js

@@ -680,7 +680,9 @@ let sketch = {
 
 let add = {
     sketch(opt) {
-        selection.set([ sketch.add(new mesh.sketch(opt)) ]);
+        let nu = new mesh.sketch(opt);
+        selection.set([ sketch.add(nu) ]);
+        return nu;
     },
 
     /** add sketch components */
@@ -1071,6 +1073,12 @@ const tool = {
         }
     },
 
+    toSketch() {
+        for (let m of selection.models()) {
+            m.selectionToSketch();
+        }
+    },
+
     rename(models, type = 'model') {
         models = fallback(models, true);
         let model = models[0];