perf: migrate chat rendering to virtua (#1651)

* refactor: migrate chat history virtualization to virtua

* refactor: render loaded chat history directly

* refactor: finish virtua migration

* perf: defer tool body rendering

* perf: queue deferred tool body mounts

* perf: quiet and defer markdown file probes

* perf: defer markdown code highlighting

* perf: stabilize markdown plugin lists

* perf: defer mermaid markdown rendering

* perf: delay markdown file reference annotation

* perf: attach markdown table listeners on demand

* perf: trim markdown render overhead

packages/ui/src/components/chat/message/MessageBody.tsx

@@ -2028,6 +2028,7 @@ const AssistantMessageBody = React.memo(({
                                             content={errorMessage ?? ''}
                                             onShowPopup={onShowPopup}
                                             className="[&_.markdown-content>*:first-child]:mt-0 [&_.markdown-content>*:last-child]:mb-0"
+                                            enableFileReferences={false}
                                         />
                                     </div>
                                 </div>