fix: 清理镜像构建代理配置

Dockerfile

@@ -8,8 +8,8 @@ RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
 
 WORKDIR /build
 
-# 安装 pnpm，显式指定镜像源，避免继承开发机不可用的 npm 代理
-RUN npm install --global pnpm@10.15.0 --registry=https://registry.npmmirror.com
+# 清除宿主机注入的失效代理，再安装 pnpm
+RUN npm config delete proxy && npm config delete https-proxy && npm install --global pnpm@10.15.0 --registry=https://registry.npmmirror.com
 RUN pnpm config set registry https://registry.npmmirror.com
 
 # 限制 Node 堆，防止前端构建耗尽宿主机内存

scripts/deploy-frontend.mjs

@@ -104,6 +104,12 @@ async function buildAndPush({ branch, sha, repoRoot }) {
         '--platform',
         'linux/amd64',
         '--build-arg',
+        'HTTP_PROXY=',
+        '--build-arg',
+        'HTTPS_PROXY=',
+        '--build-arg',
+        'ALL_PROXY=',
+        '--build-arg',
         `NODE_OPTIONS=${NODE_OPTIONS}`,
         '--tag',
         `${IMAGE_NAME}:${imageTag}`,