add AllExtensions interface

packages/extension-document/index.ts

@@ -1,7 +1,15 @@
 import { createNode } from '@tiptap/core'
 
-export default createNode({
+const Document = createNode({
   name: 'document',
   topNode: true,
   content: 'block+',
 })
+
+export default Document
+
+declare module '@tiptap/core/src/Editor' {
+  interface AllExtensions {
+    Document: typeof Document,
+  }
+}