fix: modular environment model collision setup

project/import_scripts/basic_environment_prop.gd

@@ -0,0 +1,13 @@
+@tool
+extends EditorScenePostImport
+
+func import_node_recursive(node : Node):
+	if node != null:
+		if node is StaticBody3D:
+			(node as StaticBody3D).collision_layer = 0b11
+		for child in node.get_children():
+			import_node_recursive(child)
+
+func _post_import(scene: Node) -> Object:
+	import_node_recursive(scene)
+	return scene # Return the modified root node when you're done.

project/import_scripts/basic_environment_prop.gd.uid

@@ -0,0 +1 @@
+uid://cmispk7fiiqh6