From 040e4e3253988b33fb050abc7c1aaa0c85b1e435 Mon Sep 17 00:00:00 2001
From: yuetsh <517252939@qq.com>
Date: Mon, 16 Mar 2026 17:55:49 +0800
Subject: [PATCH] fix

---
 src/components/Tutorial.vue | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/components/Tutorial.vue b/src/components/Tutorial.vue
index ac4d163..da66fa9 100644
--- a/src/components/Tutorial.vue
+++ b/src/components/Tutorial.vue
@@ -56,6 +56,9 @@ async function getContent() {
 }
 
 function addButton() {
+  const existing = $content.value?.querySelectorAll(".codeblock-action") ?? []
+  for (const el of existing) el.remove()
+
   const action = document.createElement("div")
   action.className = "codeblock-action"
   const pres = $content.value?.querySelectorAll("pre") ?? []