⚡ perf(vscode): 代码阅读预览的文档消息里源码和着色只带一份：块不再各带一份连子块在内的整段源码和上色，编辑框按块的编辑范围从整份源码和着色里取，5126 行的消息 4.3MB → 1.9MB

vscode/webview-ui/src/codeReader/editing.test.ts

@@ -4,7 +4,7 @@ import { coveredByEditing, startEditing } from './editing'
 import { revealPlan, uncoveredPlan } from './reveal'
 
 function block(id: string, kind: string, [startLine, endLine]: [number, number], children: BlockView[] = []): BlockView {
-  return { id, kind, startLine, endLine, code: '', codeTokens: [], attributes: { kind }, concepts: [{ id: kind, label: kind, icon: 'box' }], children, properties: [] }
+  return { id, kind, startLine, endLine, attributes: { kind }, concepts: [{ id: kind, label: kind, icon: 'box' }], children, properties: [] }
 }
 
 /**