✨ feat(vscode): 代码阅读预览顶部加块筛选栏

语言插件按和语言无关的 id 报块属性（通用的由宿主从 facts 推），翻译插件起名，webview 只按 id 筛；
筛选整个工作区共用、记在 workspaceState；JavaScript 不再显示「抽象：否」「仅类型：否」

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

@@ -15,7 +15,7 @@ function memoryStorage(initial?: unknown): ViewStateStorage {
 }
 
 function block(id: string, kind: BlockKind, children: BlockView[] = []): BlockView {
-  return { id, kind, startLine: 0, endLine: 0, code: '', codeTokens: [], children, translation: [] }
+  return { id, kind, startLine: 0, endLine: 0, code: '', codeTokens: [], attributes: { kind }, children, translation: [] }
 }
 
 /**