Refactor(types): unify node and edge handling (#3978)

* refactor(types): unify node and edge type behaviour

* chore(changelogs): update

* chore(examples): cleanup

packages/svelte/src/lib/index.ts

@@ -45,7 +45,7 @@ export type {
   DefaultEdgeOptions
 } from '$lib/types/edges';
 export type { HandleComponentProps, FitViewOptions } from '$lib/types/general';
-export type { Node, NodeTypes, DefaultNodeOptions, BuiltInNode } from '$lib/types/nodes';
+export type { Node, NodeTypes, DefaultNodeOptions, BuiltInNode, NodeProps } from '$lib/types/nodes';
 export type { SvelteFlowStore } from '$lib/store/types';
 
 // system types
@@ -77,7 +77,6 @@ export {
   SelectionMode,
   type SelectionRect,
   type OnError,
-  type NodeProps,
   type NodeOrigin,
   type OnSelectionDrag,
   Position,