fix nodegroup socket error in blender 3.4

1.0.3

- fixed: Send to render layer compatibility with blender 3.4
- added: clear default nodes when creating new render scene

OP_auto_build.py

@@ -1,4 +1,5 @@
 import bpy
+from pathlib import Path
 from . import gen_vlayer, fn
 
 class GPEXP_OT_render_auto_build(bpy.types.Operator):
@@ -45,6 +46,10 @@ class GPEXP_OT_render_auto_build(bpy.types.Operator):
         ## TODO: add colors to layers (specified in ENV or hardcoded for now...)
         ## Option: Maybe find a way to create a color from prefix hash ? (wlways give unique color with same prefix on other project!)
 
+        render_scn = bpy.data.scenes.get('Render')
+        if render_scn:
+            self.report({'ERROR'}, 'A "Render" scene already exists')
+            return {'CANCELLED'}
 
         ## Trigger rename lowercase
         bpy.ops.gp.lower_layers_name()
@@ -52,13 +57,35 @@ class GPEXP_OT_render_auto_build(bpy.types.Operator):
         ## Trigger renumber by distance
         bpy.ops.gp.auto_number_object()
         
-        ## Export layer infos ?
-        bpy.ops.gp.export_infos_for_compo()
+        ## Export layer infos ? (skip if json already exists)
+        bpy.ops.gp.export_infos_for_compo('INVOKE_DEFAULT', skip_check=True)
 
         ## Send all GP to render scene
         bpy.ops.gp.add_object_to_render(mode="ALL")
 
+        ## Switch to new Render Scene
+        render_scn = bpy.data.scenes.get('Render')
+        if not render_scn:
+            self.report({'ERROR'}, 'No render scene found')
+            return {'CANCELLED'}
+        context.window.scene = render_scn
+
+        ## Change to GP workspace (if needed)
+        if context.window.workspace.name != 'GP Render':
+            if (render_wkspace := bpy.data.workspaces.get('GP Render')):
+                context.window.workspace = render_wkspace
+            else:
+                render_wkspace_filepath = Path(bpy.utils.user_resource('SCRIPTS'), 'startup', 'GP', 'startup.blend')
+                ret = bpy.ops.workspace.append_activate(idname='GP Render', filepath=str(render_wkspace_filepath))
+                if ret != {'FINISHED'}:
+                    # Fallback to workspace template shipped with addon (TODO : add template blend file in addon)
+                    render_wkspace_filepath = Path(__file__).parent / 'workspaces' / 'startup.blend'
+                    ret = bpy.ops.workspace.append_activate(idname='GP Render', filepath=str(render_wkspace_filepath))
+
+
         ## Group all adjacent layer type
+        
+        
 
         ## Renumber File outputs