Add export to FCstd option

Author: Yahiewi

jupytercad_freecad/freecad/jcad_converter.py

@@ -0,0 +1,10 @@
+import freecad as fc
+
+def convert_jcad_to_fcstd(jcad_dict: dict) -> 'fc.Document':
+    """
+    Stub converter: create an empty FreeCAD document.
+    Later, fill this in by iterating jcad_dict["objects"] and applying ops.
+    """
+    doc = fc.app.newDocument("FromJCAD")
+    # TODO: recreate primitives & boolean ops here
+    return doc

src/plugins.ts

@@ -40,6 +40,7 @@ const FACTORY = 'Jupytercad Freecad Factory';
 
 class JupyterCadFCstdDoc extends JupyterCadDoc {
   toJcadEndpoint = 'jupytercad_freecad/export-jcad';
+  toFcstdEndpoint = 'jupytercad_freecad/export-fcstd';
 }
 
 const activate = async (