diff --git a/服务器部署规范.md b/服务器部署规范.md
index c13a962..ba4a23d 100644
--- a/服务器部署规范.md
+++ b/服务器部署规范.md
@@ -112,15 +112,18 @@ test "$(git rev-parse "origin/main^{commit}")" = "$DEPLOY_SHA" || {
   exit 1
 }
 
-git switch main
+git checkout main
 git pull --ff-only origin main
 test "$(git rev-parse HEAD)" = "$DEPLOY_SHA" || {
   echo '服务器 HEAD 与待部署 SHA 不一致，停止部署'
   exit 1
 }
 
-npm --prefix frontend ci
-npm --prefix frontend run build
+docker run --rm \
+  -v /opt/cangku/app/frontend:/workspace \
+  -w /workspace \
+  node:22-bookworm-slim \
+  sh -lc 'npm ci && npm run build'
 if grep -q '^SOURCE_GIT_SHA=' /opt/cangku/shared/backend.env; then
   sed -i "s/^SOURCE_GIT_SHA=.*/SOURCE_GIT_SHA=$DEPLOY_SHA/" /opt/cangku/shared/backend.env
 else