Justify the three clippy lints that must stand

node-graph/libraries/graphic-types/src/boundary.rs

@@ -16,6 +16,8 @@ use glam::{DAffine2, DVec2};
 use vector_types::GradientStops;
 
 /// The outcome of materializing a leveled wire into a group.
+// The group is the render path's success payload; boxing it would add a heap allocation per materialized level.
+#[allow(clippy::large_enum_variant)]
 pub enum LevelGroup<'e> {
 	Group(Group<'e>, Finality),
 	Pending,

node-graph/node-macro/src/codegen/ir.rs

@@ -547,6 +547,8 @@ pub(crate) struct ItemShape {
 	pub(crate) attrs: Vec<LevelAttr>,
 }
 
+// Macro IR built once per node at expansion time, so the variant spread costs nothing at runtime.
+#[allow(clippy::large_enum_variant)]
 pub(crate) enum Element {
 	Concrete(Type),
 	/// Indexes [`Node::generics`].