diff --git a/dockerfile b/dockerfile
index aeabe19..317ded4 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,5 +1,3 @@
-# syntax=docker.io/docker/dockerfile:1
-
 # ---- 基础镜像：Alpine 轻量基础 + pnpm 全局安装 ----
 FROM node:24-alpine AS base
 # 替换为阿里云镜像源，加速 apk 安装