perf(*): 创作工作台 - 优化首页按需加载与画布交互并修复历史迁移冲突

web/src/components/ai/ai-message-markdown.tsx

@@ -1,5 +1,4 @@
 import { Streamdown, type Components } from "streamdown";
-import { code as streamdownCode } from "@streamdown/code";
 
 import "streamdown/styles.css";
 
@@ -41,7 +40,6 @@ export function AIMessageMarkdown({ children, isStreaming = false, className = "
             parseIncompleteMarkdown
             skipHtml
             lineNumbers={false}
-            plugins={{ code: streamdownCode }}
             components={components}
         >
             {children}

web/src/components/ai/generation-tool-card.tsx

@@ -4,7 +4,7 @@ import { ChevronDown } from "lucide-react";
 export type GenerationToolStatus = "running" | "completed" | "error" | "cancelled";
 
 export function GenerationToolCard({ status, isBulk = false, heading, children }: { status: GenerationToolStatus; isBulk?: boolean; heading: ReactNode; children: ReactNode }) {
-    const [open, setOpen] = useState(status !== "completed" || !isBulk);
+    const [open, setOpen] = useState(true);
 
     useEffect(() => {
         if (status !== "completed") setOpen(true);