Merge pull request #16853 from yuliang615/dev

Fix:Copy button in code blocks copies the original AI output instead of the edited content

src/lib/components/chat/Messages/CodeBlock.svelte

@@ -84,7 +84,7 @@
 
 	const copyCode = async () => {
 		copied = true;
-		await copyToClipboard(code);
+		await copyToClipboard(_code);
 
 		setTimeout(() => {
 			copied = false;