Prune widgets on graph configure (#3716)

src/scripts/app.ts

@@ -62,6 +62,7 @@ import { deserialiseAndCreate } from '@/utils/vintageClipboard'
 
 import { type ComfyApi, PromptExecutionError, api } from './api'
 import { defaultGraph } from './defaultGraph'
+import { pruneWidgets } from './domWidget'
 import {
   getFlacMetadata,
   getLatentMetadata,
@@ -707,6 +708,8 @@ export class ComfyApp {
         node.onAfterGraphConfigured?.()
       }
 
+      pruneWidgets(this.nodes)
+
       return r
     }
   }