✨ feat(vscode): 问 AI 输入框旁边能选 Claude profile，记住上次选的，问答灰字写用哪个 profile 答的

vscode/webview-ui/src/codeReader/BlockTree.tsx

@@ -40,6 +40,8 @@ export interface QaTree {
   onAsk: (anchor: string, question: string) => void
   onStop: (askId: string) => void
   onDelete: (anchor: string, entryId: string) => void
+  /** 换「问 AI」用的 profile（所有块共用），id 同 ProfileOption.id */
+  onSelectProfile: (id: string) => void
 }
 
 /** 块下面有没有画出来的子块：子块都被筛掉、被盖住时不留空的一层、不给折叠箭头。 */
@@ -97,6 +99,8 @@ function BlockQa({ anchor, qa }: { anchor: string, qa: QaTree }): ReactElement {
       history={historyOf(qa.state, anchor)}
       asks={asksOf(qa.state, anchor)}
       open={qa.state.open.includes(anchor)}
+      profiles={qa.state.profiles}
+      onSelectProfile={qa.onSelectProfile}
       onAsk={question => qa.onAsk(anchor, question)}
       onStop={qa.onStop}
       onDelete={entryId => qa.onDelete(anchor, entryId)}