[fix] Change parentSubgraphNode type to NodeLike

Changed widget's parentSubgraphNode type from LGraphNode to NodeLike to fix TypeScript compilation issues in downstream projects. The private fields in LGraphNode make it impossible to assign plain objects during deserialization.

Author: christian-byrne

src/types/widgets.ts

@@ -1,6 +1,7 @@
 import type { CanvasColour, Point, RequiredProps, Size } from "../interfaces"
 import type { CanvasPointer, LGraphCanvas, LGraphNode } from "../litegraph"
 import type { CanvasPointerEvent } from "./events"
+import type { NodeLike } from "./NodeLike"
 
 export interface IWidgetOptions<TValues = unknown[]> {
   on?: string
@@ -204,8 +205,10 @@ export interface IBaseWidget<
   /**
    * Reference to the subgraph container node when this widget is promoted from a subgraph.
    * This allows the widget to know which SubgraphNode it belongs to in the parent graph.
+   * @remarks This property is a runtime reference and should not be serialized.
+   * It will be undefined after deserialization and needs to be reconstructed.
    */
-  parentSubgraphNode?: LGraphNode
+  parentSubgraphNode?: NodeLike
 
   // TODO: Confirm this format
   callback?(

src/widgets/BaseWidget.ts

@@ -1,6 +1,7 @@
 import type { Point } from "@/interfaces"
 import type { CanvasPointer, LGraphCanvas, LGraphNode, Size } from "@/litegraph"
 import type { CanvasPointerEvent } from "@/types/events"
+import type { NodeLike } from "@/types/NodeLike"
 import type { IBaseWidget } from "@/types/widgets"
 
 import { drawTextInArea } from "@/draw"
@@ -60,7 +61,7 @@ export abstract class BaseWidget<TWidget extends IBaseWidget = IBaseWidget> impl
    * Reference to the subgraph container node when this widget is promoted from a subgraph.
    * This allows the widget to know which SubgraphNode it belongs to in the parent graph.
    */
-  parentSubgraphNode?: LGraphNode
+  parentSubgraphNode?: NodeLike
 
   linkedWidgets?: IBaseWidget[]
   name: string