fix: remove CodeHighlightNode to eliminate PrismJS dependency in server bundle

Author: Innei

apps/core/src/processors/helper/helper.lexical.service.ts

@@ -1,4 +1,4 @@
-import { CodeHighlightNode, CodeNode } from '@lexical/code'
+import { CodeNode } from '@lexical/code'
 import { createHeadlessEditor } from '@lexical/headless'
 import { AutoLinkNode, LinkNode } from '@lexical/link'
 import { ListItemNode, ListNode } from '@lexical/list'
@@ -14,7 +14,6 @@ const EDITOR_NODES: Klass<LexicalNode>[] = [
   ListNode,
   ListItemNode,
   CodeNode,
-  CodeHighlightNode,
   LinkNode,
   AutoLinkNode,
 ]

apps/core/test/src/processors/helper/helper.lexical.service.spec.ts

@@ -187,18 +187,7 @@ describe('LexicalService', () => {
   it('converts code block', () => {
     const state = makeEditorState([
       {
-        children: [
-          {
-            detail: 0,
-            format: 0,
-            mode: 'normal',
-            style: '',
-            text: 'const x = 1',
-            type: 'code-highlight',
-            version: 1,
-            highlightType: null,
-          },
-        ],
+        children: [textNode('const x = 1')],
         direction: 'ltr',
         format: '',
         indent: 0,